#997D51
Closest named color: Mocha (#9D7651). oklch(60.6% 0.07 78.2), rgb(153, 125, 81).
Aa
Black text reads best on this color (5.40:1).
About this color
#997D51 is a medium-dark, muted brown. In OKLCH its lightness is 61%, its chroma 0.070 and its hue 78°. Its hue sits on the warm side of the wheel. The nearest named color is Mocha (#9D7651), ΔE 0.020 away. Black text reads best on it, at 5.40:1.
| Hue family | Browns |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.070) |
| Temperature | warm |
| Nearest name | Mocha (#9D7651) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #997D51 |
| RGB | rgb(153, 125, 81) |
| HSL | hsl(37, 31%, 46%) |
| OKLCH | oklch(60.6% 0.07 78.2) |
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 #997D51 | 3.88:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #997D51 | 5.40:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #997D51 text on white | 3.88:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #997D51 text on black | 5.40:1 | AA | Lc -35.4 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E3
oklch(93.5% 0.009 78.3)
-
Step 200
200
#E0D8CC
oklch(88.5% 0.018 78.2)
-
Step 300
300
#CDBEA9
oklch(80.8% 0.033 76.4)
-
Step 400
400
#B49D7A
oklch(70.7% 0.055 78.1)
-
Step 500
500 (this color)
#997D51
oklch(60.6% 0.07 78.2)
-
Step 600
600
#8C6E3D
oklch(55.7% 0.076 78.4)
-
Step 700
700
#775C2F
oklch(49.2% 0.071 78.6)
-
Step 800
800
#614B28
oklch(42.8% 0.059 77.8)
-
Step 900
900
#4F3F25
oklch(37.8% 0.046 78.9)
-
Step 950
950
#2E2516
oklch(27% 0.029 79.8)
#997D51 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) | #887D4E | 0.028 |
| Deuteranopia (no green cones) | #8F8452 | 0.024 |
| Tritanopia (no blue cones) | #A47572 | 0.061 |
| Achromatopsia (no color) | #818181 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #997D51
#997D51
oklch(60.6% 0.07 78.2)
- #6883AC
#6883AC
oklch(60.5% 0.07 258.6)
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 #997D51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mocha #9D7651 ΔE 0.020
- Puce #A57E52 ΔE 0.021
- Coffee #A6814C ΔE 0.026
- Tan Brown #AB7E4C ΔE 0.030
- Brown Grey #8D8468 ΔE 0.032
- Light Brown #AD8150 ΔE 0.036
- Leather #AC7434 ΔE 0.040
- Drab #828344 ΔE 0.046
Use #997D51 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.