#978D3B
Closest named color: Dark Mustard (#A88905). oklch(63.5% 0.104 102.4), rgb(151, 141, 59).
Aa
Black text reads best on this color (6.18:1).
About this color
#978D3B is a medium-light, moderately saturated yellow. In OKLCH its lightness is 64%, its chroma 0.104 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.033 away. Black text reads best on it, at 6.18:1.
| Hue family | Yellows |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #978D3B |
| RGB | rgb(151, 141, 59) |
| HSL | hsl(53, 44%, 41%) |
| OKLCH | oklch(63.5% 0.104 102.4) |
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 #978D3B | 3.39:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #978D3B | 6.18:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #978D3B text on white | 3.39:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #978D3B text on black | 6.18:1 | AA | Lc -40.3 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EBEADF
oklch(93.5% 0.015 102.5)
-
Step 200
200
#DCDAC5
oklch(88.4% 0.028 102.5)
-
Step 300
300
#C6C29D
oklch(80.8% 0.05 102.3)
-
Step 400
400
#AAA366
oklch(70.7% 0.082 102.6)
-
Step 500
500 (this color)
#978D3B
oklch(63.5% 0.104 102.4)
-
Step 600
600
#80750D
oklch(55.5% 0.113 102.6)
-
Step 700
700
#6C6200
oklch(49% 0.103 102.5)
-
Step 800
800
#585006
oklch(42.6% 0.086 102.5)
-
Step 900
900
#494311
oklch(37.8% 0.068 102.4)
-
Step 950
950
#2A270C
oklch(26.9% 0.043 103)
#978D3B 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) | #998932 | 0.011 |
| Deuteranopia (no green cones) | #9C8D3F | 0.009 |
| Tritanopia (no blue cones) | #A2847B | 0.094 |
| Achromatopsia (no color) | #8B8B8B | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978D3B
#978D3B
oklch(63.5% 0.104 102.4)
- #8182C8
#8182C8
oklch(63.5% 0.104 282.4)
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 #978D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.033
- Camo #7F8F4E ΔE 0.036
- Yellowy Brown #AE8B0C ΔE 0.040
- Dark Sand #A88F59 ΔE 0.045
- Drab #828344 ΔE 0.046
- Dark Tan #AF884A ΔE 0.046
- Mustard Brown #AC7E04 ΔE 0.048
- Coffee #A6814C ΔE 0.049
Use #978D3B 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.