#6A510F
Closest named color: Olive Brown (#645403). oklch(44.9% 0.085 86.1), rgb(106, 81, 15).
Aa
White text reads best on this color (7.50:1).
About this color
#6A510F is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.085 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.016 away. White text reads best on it, at 7.50:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #6A510F |
| RGB | rgb(106, 81, 15) |
| HSL | hsl(44, 75%, 24%) |
| OKLCH | oklch(44.9% 0.085 86.1) |
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 #6A510F | 7.50:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #6A510F | 2.79:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #6A510F text on white | 7.50:1 | AAA | Lc 85.9 | Fine for body text |
| #6A510F text on black | 2.79:1 | Fails | Lc -16.1 | Dividers and decoration only |
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 800.
-
Step 50
50
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEE9DF
oklch(93.5% 0.014 84.6)
-
Step 200
200
#E1D8C5
oklch(88.4% 0.027 85.7)
-
Step 300
300
#CFBF9C
oklch(80.9% 0.05 86.3)
-
Step 400
400
#B79D66
oklch(70.6% 0.079 85.2)
-
Step 500
500
#A58539
oklch(63.2% 0.102 86.1)
-
Step 600
600
#906E0B
oklch(55.7% 0.111 86.4)
-
Step 700
700
#7A5C00
oklch(49.2% 0.101 86.4)
-
Step 800
800 (this color)
#6A510F
oklch(44.9% 0.085 86.1)
-
Step 900
900
#513F11
oklch(37.8% 0.066 86.8)
-
Step 950
950
#30250C
oklch(27.1% 0.042 85.5)
#6A510F 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) | #5C5102 | 0.027 |
| Deuteranopia (no green cones) | #625713 | 0.021 |
| Tritanopia (no blue cones) | #744945 | 0.076 |
| Achromatopsia (no color) | #555555 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A510F
#6A510F
oklch(44.9% 0.085 86.1)
- #3F5384
#3F5384
oklch(44.9% 0.084 266.2)
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 #6A510F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.016
- Mud #735C12 ΔE 0.037
- Mud Brown #60460F ΔE 0.039
- Medium Brown #7F5112 ΔE 0.040
- Green Brown #544E03 ΔE 0.043
- Milk Chocolate #7F4E1E ΔE 0.043
- Greeny Brown #696006 ΔE 0.045
- Army Green #4B5D16 ΔE 0.059
Use #6A510F 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.