#997A66
Closest named color: Reddish Grey (#997570). oklch(60.4% 0.049 54.4), rgb(153, 122, 102).
Aa
Black text reads best on this color (5.33:1).
About this color
#997A66 is a medium-dark, muted brown. In OKLCH its lightness is 60%, its chroma 0.049 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.023 away. Black text reads best on it, at 5.33:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #997A66 |
| RGB | rgb(153, 122, 102) |
| HSL | hsl(24, 20%, 50%) |
| OKLCH | oklch(60.4% 0.049 54.4) |
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 #997A66 | 3.93:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #997A66 | 5.33:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #997A66 text on white | 3.93:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #997A66 text on black | 5.33:1 | AA | Lc -34.9 | 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
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EEE9E6
oklch(93.7% 0.007 53.4)
-
Step 200
200
#E0D7D1
oklch(88.5% 0.013 56.2)
-
Step 300
300
#CDBDB3
oklch(80.9% 0.023 54.3)
-
Step 400
400
#B49B8B
oklch(70.7% 0.038 54.6)
-
Step 500
500 (this color)
#997A66
oklch(60.4% 0.049 54.4)
-
Step 600
600
#8C6B56
oklch(55.5% 0.053 53.8)
-
Step 700
700
#775946
oklch(49% 0.049 53.6)
-
Step 800
800
#61493A
oklch(42.7% 0.041 53.3)
-
Step 900
900
#4F3D32
oklch(37.6% 0.031 52.9)
-
Step 950
950
#2E241D
oklch(27% 0.02 56.7)
#997A66 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) | #837C65 | 0.035 |
| Deuteranopia (no green cones) | #8A8366 | 0.033 |
| Tritanopia (no blue cones) | #A27475 | 0.035 |
| Achromatopsia (no color) | #808080 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #997A66
#997A66
oklch(60.4% 0.049 54.4)
- #65879A
#65879A
oklch(60.5% 0.048 233.1)
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 #997A66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.023
- Mocha #9D7651 ΔE 0.026
- Brown Grey #8D8468 ΔE 0.032
- Puce #A57E52 ΔE 0.037
- Pinkish Brown #B17261 ΔE 0.043
- Tan Brown #AB7E4C ΔE 0.047
- Coffee #A6814C ΔE 0.048
- Gray #808080 ΔE 0.049
Use #997A66 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.