#998F19
Closest named color: Dark Mustard (#A88905). oklch(63.9% 0.128 104.2), rgb(153, 143, 25).
Aa
Black text reads best on this color (6.29:1).
About this color
#998F19 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 64%, its chroma 0.128 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.026 away. Black text reads best on it, at 6.29:1.
| Hue family | Yellows |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.29:1 |
| White text | 3.33:1 |
Values
| HEX | #998F19 |
| RGB | rgb(153, 143, 25) |
| HSL | hsl(55, 72%, 35%) |
| OKLCH | oklch(63.9% 0.128 104.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #998F19 | 3.33:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #998F19 | 6.29:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #998F19 text on white | 3.33:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #998F19 text on black | 6.29:1 | AA | Lc -41.1 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F6F6EF
oklch(97.1% 0.009 106.6)
-
Step 100
100
#EBEBDD
oklch(93.6% 0.019 106.8)
-
Step 200
200
#DCDBC1
oklch(88.5% 0.035 105.3)
-
Step 300
300
#C7C394
oklch(80.9% 0.063 103.6)
-
Step 400
400
#ABA456
oklch(70.8% 0.1 104.1)
-
Step 500
500 (this color)
#998F19
oklch(63.9% 0.128 104.2)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2703
oklch(26.9% 0.053 103)
#998F19 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #9D8A00 | 0.014 |
| Deuteranopia (no green cones) | #A08F24 | 0.013 |
| Tritanopia (no blue cones) | #A5847A | 0.118 |
| Achromatopsia (no color) | #8D8D8D | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #998F19
#998F19
oklch(63.9% 0.128 104.2)
- #8380D6
#8380D6
oklch(63.9% 0.127 283.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #998F19, closest first.
No curated palette has a color within ΔE 0.04 of #998F19.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.026
- Pea Soup #929901 ΔE 0.032
- Yellowy Brown #AE8B0C ΔE 0.033
- Brown Yellow #B29705 ΔE 0.047
- Dark Gold #B59410 ΔE 0.047
- Yellow Brown #B79400 ΔE 0.050
- Mustard Brown #AC7E04 ΔE 0.051
- Camo #7F8F4E ΔE 0.051
Use #998F19 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.