#5B751F
Closest named color: Muddy Green (#657432). oklch(52.4% 0.115 125), rgb(91, 117, 31).
Aa
White text reads best on this color (5.23:1).
About this color
#5B751F is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 52%, its chroma 0.115 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.025 away. White text reads best on it, at 5.23:1.
| Hue family | Yellows |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.00:1 |
| White text | 5.23:1 |
Values
| HEX | #5B751F |
| RGB | rgb(91, 117, 31) |
| HSL | hsl(78, 58%, 29%) |
| OKLCH | oklch(52.4% 0.115 125) |
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 #5B751F | 5.23:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #5B751F | 4.00:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #5B751F text on white | 5.23:1 | AA | Lc 75.9 | Fine for body text |
| #5B751F text on black | 4.00:1 | AA large text | Lc -25.9 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D5DDC8
oklch(88.6% 0.03 124)
-
Step 300
300
#B9C7A3
oklch(80.9% 0.051 124.8)
-
Step 400
400
#95AA70
oklch(70.7% 0.083 124.7)
-
Step 500
500
#7B954A
oklch(63.2% 0.106 125.1)
-
Step 600
600 (this color)
#5B751F
oklch(52.4% 0.115 125)
-
Step 700
700
#536B1C
oklch(49.2% 0.108 125)
-
Step 800
800
#44571A
oklch(42.7% 0.089 124.9)
-
Step 900
900
#39481C
oklch(37.7% 0.069 125.3)
-
Step 950
950
#212A11
oklch(26.9% 0.044 125.5)
#5B751F 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) | #7C6D11 | 0.051 |
| Deuteranopia (no green cones) | #786C26 | 0.051 |
| Tritanopia (no blue cones) | #5F6F64 | 0.094 |
| Achromatopsia (no color) | #6C6C6C | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B751F
#5B751F
oklch(52.4% 0.115 125)
- #7A579F
#7A579F
oklch(52.4% 0.115 305.2)
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 #5B751F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.025
- Olive Green #677A04 ΔE 0.026
- Murky Green #6C7A0E ΔE 0.030
- Browny Green #6F6C0A ΔE 0.035
- Brown Green #706C11 ΔE 0.036
- Military Green #667C3E ΔE 0.038
- Dark Olive Green #556B2F ΔE 0.038
- Mud Green #606602 ΔE 0.042
Use #5B751F 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.