#737B59
Closest named color: Grey Brown (#7F7053). oklch(56.7% 0.051 118.8), rgb(115, 123, 89).
Aa
Black text reads best on this color (4.70:1).
About this color
#737B59 is a medium-dark, muted yellow. In OKLCH its lightness is 57%, its chroma 0.051 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.033 away. Black text reads best on it, at 4.70:1.
| Hue family | Yellows |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #737B59 |
| RGB | rgb(115, 123, 89) |
| HSL | hsl(74, 16%, 42%) |
| OKLCH | oklch(56.7% 0.051 118.8) |
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 #737B59 | 4.46:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #737B59 | 4.70:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #737B59 text on white | 4.46:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #737B59 text on black | 4.70:1 | AA | Lc -30.7 | 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 600.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EAE6
oklch(93.5% 0.005 117.9)
-
Step 200
200
#D8DAD1
oklch(88.4% 0.012 116.8)
-
Step 300
300
#BFC3B3
oklch(81% 0.022 118.3)
-
Step 400
400
#9EA48B
oklch(70.7% 0.036 118.3)
-
Step 500
500
#868E6E
oklch(63.1% 0.047 119.2)
-
Step 600
600 (this color)
#737B59
oklch(56.7% 0.051 118.8)
-
Step 700
700
#5E6546
oklch(49.2% 0.048 118.5)
-
Step 800
800
#4C523A
oklch(42.6% 0.039 119.5)
-
Step 900
900
#404432
oklch(37.7% 0.03 118)
-
Step 950
950
#25281D
oklch(27% 0.02 120.1)
#737B59 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) | #807757 | 0.021 |
| Deuteranopia (no green cones) | #7F775A | 0.021 |
| Tritanopia (no blue cones) | #767772 | 0.043 |
| Achromatopsia (no color) | #777777 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #737B59
#737B59
oklch(56.7% 0.051 118.8)
- #7A7091
#7A7091
oklch(56.6% 0.051 298.6)
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 #737B59, 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 0.043
- Dull Brown #876E4B ΔE 0.043
- Dark Sage #598556 ΔE 0.045
- Drab #828344 ΔE 0.046
- Dirt #8A6E45 ΔE 0.047
- Slate Green #658D6D ΔE 0.051
- Brown Grey #8D8468 ΔE 0.052
Use #737B59 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.