#6B7451
Closest named color: Grey Brown (#7F7053). oklch(54.2% 0.053 119.9), rgb(107, 116, 81).
Aa
White text reads best on this color (4.95:1).
About this color
#6B7451 is a medium-dark, muted yellow. In OKLCH its lightness is 54%, its chroma 0.053 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.033 away. White text reads best on it, at 4.95:1.
| Hue family | Yellows |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.24:1 |
| White text | 4.95:1 |
Values
| HEX | #6B7451 |
| RGB | rgb(107, 116, 81) |
| HSL | hsl(75, 18%, 39%) |
| OKLCH | oklch(54.2% 0.053 119.9) |
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 #6B7451 | 4.95:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #6B7451 | 4.24:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #6B7451 text on white | 4.95:1 | AA | Lc 74.3 | Content text, not long reading |
| #6B7451 text on black | 4.24:1 | AA large text | Lc -27.4 | 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 600.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EAE5
oklch(93.5% 0.007 115.7)
-
Step 200
200
#D8DAD1
oklch(88.4% 0.012 116.8)
-
Step 300
300
#BEC3B2
oklch(80.8% 0.024 120.3)
-
Step 400
400
#9DA48A
oklch(70.6% 0.038 119.6)
-
Step 500
500
#858E6D
oklch(63% 0.049 120.2)
-
Step 600
600 (this color)
#6B7451
oklch(54.2% 0.053 119.9)
-
Step 700
700
#5D6545
oklch(49.1% 0.049 119.7)
-
Step 800
800
#4C5239
oklch(42.6% 0.04 119.1)
-
Step 900
900
#3F4431
oklch(37.6% 0.032 119.9)
-
Step 950
950
#25281D
oklch(27% 0.02 120.1)
#6B7451 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) | #78704F | 0.021 |
| Deuteranopia (no green cones) | #777053 | 0.022 |
| Tritanopia (no blue cones) | #6E706B | 0.045 |
| Achromatopsia (no color) | #707070 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B7451
#6B7451
oklch(54.2% 0.053 119.9)
- #74688A
#74688A
oklch(54.1% 0.054 300.8)
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 #6B7451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Brown #7F7053 ΔE 0.033
- Military Green #667C3E ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.041
- Muddy Green #657432 ΔE 0.041
- Dark Taupe #7F684E ΔE 0.044
- Dull Brown #876E4B ΔE 0.044
- Dirt #8A6E45 ΔE 0.049
- Dark Sage #598556 ΔE 0.052
Use #6B7451 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.