#978B28
Closest named color: Dark Mustard (#A88905). oklch(62.9% 0.117 102.2), rgb(151, 139, 40).
Aa
Black text reads best on this color (6.03:1).
About this color
#978B28 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 63%, its chroma 0.117 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.027 away. Black text reads best on it, at 6.03:1.
| Hue family | Yellows |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.03:1 |
| White text | 3.47:1 |
Values
| HEX | #978B28 |
| RGB | rgb(151, 139, 40) |
| HSL | hsl(54, 58%, 37%) |
| OKLCH | oklch(62.9% 0.117 102.2) |
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 #978B28 | 3.47:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #978B28 | 6.03:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #978B28 text on white | 3.47:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #978B28 text on black | 6.03:1 | AA | Lc -39.5 | 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
#ECEADE
oklch(93.5% 0.016 99)
-
Step 200
200
#DDDAC3
oklch(88.5% 0.031 100.9)
-
Step 300
300
#C7C398
oklch(81% 0.058 103.2)
-
Step 400
400
#ACA35D
oklch(70.7% 0.092 102)
-
Step 500
500 (this color)
#978B28
oklch(62.9% 0.117 102.2)
-
Step 600
600
#817500
oklch(55.6% 0.117 102.3)
-
Step 700
700
#6C6200
oklch(49% 0.103 102.5)
-
Step 800
800
#595000
oklch(42.7% 0.089 102)
-
Step 900
900
#4A4305
oklch(37.8% 0.076 102.3)
-
Step 950
950
#2B2707
oklch(27% 0.048 102.2)
#978B28 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) | #988717 | 0.012 |
| Deuteranopia (no green cones) | #9C8C2F | 0.010 |
| Tritanopia (no blue cones) | #A38178 | 0.108 |
| Achromatopsia (no color) | #898989 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978B28
#978B28
oklch(62.9% 0.117 102.2)
- #7E7FCD
#7E7FCD
oklch(62.9% 0.116 282)
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 #978B28, closest first.
No curated palette has a color within ΔE 0.04 of #978B28.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.027
- Yellowy Brown #AE8B0C ΔE 0.036
- Camo #7F8F4E ΔE 0.042
- Mustard Brown #AC7E04 ΔE 0.043
- Pea Soup #929901 ΔE 0.046
- Drab #828344 ΔE 0.048
- Bronze #A87900 ΔE 0.050
- Olive #808000 ΔE 0.052
Use #978B28 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.