#818371
Closest named color: Brown Grey (#8D8468). oklch(60.3% 0.027 112.3), rgb(129, 131, 113).
Aa
Black text reads best on this color (5.41:1).
About this color
#818371 is a medium-dark close to neutral grey. In OKLCH its lightness is 60%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Brown Grey (#8D8468), ΔE 0.022 away. Black text reads best on it, at 5.41:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Brown Grey (#8D8468) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #818371 |
| RGB | rgb(129, 131, 113) |
| HSL | hsl(67, 7%, 48%) |
| OKLCH | oklch(60.3% 0.027 112.3) |
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 #818371 | 3.87:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #818371 | 5.41:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #818371 text on white | 3.87:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #818371 text on black | 5.41:1 | 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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE7
oklch(93.6% 0.004 106.5)
-
Step 200
200
#D9DAD4
oklch(88.6% 0.008 114.2)
-
Step 300
300
#C0C2B8
oklch(81% 0.014 115.9)
-
Step 400
400
#A0A294
oklch(70.7% 0.02 113.5)
-
Step 500
500 (this color)
#818371
oklch(60.3% 0.027 112.3)
-
Step 600
600
#737562
oklch(55.5% 0.029 112.2)
-
Step 700
700
#616251
oklch(49% 0.026 110.1)
-
Step 800
800
#4F5043
oklch(42.6% 0.021 110.8)
-
Step 900
900
#414338
oklch(37.7% 0.018 115.7)
-
Step 950
950
#262721
oklch(27% 0.011 114.8)
#818371 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) | #868170 | 0.009 |
| Deuteranopia (no green cones) | #868272 | 0.008 |
| Tritanopia (no blue cones) | #83817E | 0.023 |
| Achromatopsia (no color) | #818181 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #818371
#818371
oklch(60.3% 0.027 112.3)
- #817F90
#817F90
oklch(60.4% 0.026 291)
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 #818371, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown Grey #8D8468 ΔE 0.022
- Medium Grey #7D7F7C ΔE 0.024
- Gray #808080 ΔE 0.027
- Steel Grey #6F828A ΔE 0.044
- Green Grey #77926F ΔE 0.046
- Warm Grey #978A84 ΔE 0.047
- Slate Green #658D6D ΔE 0.048
- Reddish Grey #997570 ΔE 0.052
Use #818371 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.