#998F28
Closest named color: Dark Mustard (#A88905). oklch(64% 0.12 103.7), rgb(153, 143, 40).
Aa
Black text reads best on this color (6.31:1).
About this color
#998F28 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 64%, its chroma 0.120 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 6.31:1.
| Hue family | Yellows |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.31:1 |
| White text | 3.32:1 |
Values
| HEX | #998F28 |
| RGB | rgb(153, 143, 40) |
| HSL | hsl(55, 59%, 38%) |
| OKLCH | oklch(64% 0.12 103.7) |
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 #998F28 | 3.32:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #998F28 | 6.31:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #998F28 text on white | 3.32:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #998F28 text on black | 6.31:1 | AA | Lc -41.2 | 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
#F6F6F0
oklch(97.1% 0.008 106.5)
-
Step 100
100
#EBEBDE
oklch(93.7% 0.017 106.7)
-
Step 200
200
#DCDBC2
oklch(88.6% 0.033 105.2)
-
Step 300
300
#C7C397
oklch(80.9% 0.059 103.3)
-
Step 400
400
#AAA45C
oklch(70.8% 0.094 104.3)
-
Step 500
500 (this color)
#998F28
oklch(64% 0.12 103.7)
-
Step 600
600
#807600
oklch(55.7% 0.117 103.6)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#585100
oklch(42.8% 0.09 103.8)
-
Step 900
900
#494302
oklch(37.7% 0.078 103.6)
-
Step 950
950
#2B2706
oklch(26.9% 0.049 102.4)
#998F28 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) | #9C8A16 | 0.014 |
| Deuteranopia (no green cones) | #9F8F2F | 0.011 |
| Tritanopia (no blue cones) | #A5857B | 0.110 |
| Achromatopsia (no color) | #8D8D8D | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #998F28
#998F28
oklch(64% 0.12 103.7)
- #8381D2
#8381D2
oklch(63.9% 0.12 283.6)
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 #998F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.026
- Yellowy Brown #AE8B0C ΔE 0.033
- Pea Soup #929901 ΔE 0.037
- Camo #7F8F4E ΔE 0.046
- Dark Gold #B59410 ΔE 0.048
- Brown Yellow #B29705 ΔE 0.048
- Mustard Brown #AC7E04 ΔE 0.049
- Yellow Brown #B79400 ΔE 0.051
Use #998F28 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.