#51741D
Closest named color: Dark Olive Green (#556B2F). oklch(51.4% 0.12 129.2), rgb(81, 116, 29).
Aa
White text reads best on this color (5.43:1).
About this color
#51741D is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.120 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.036 away. White text reads best on it, at 5.43:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.86:1 |
| White text | 5.43:1 |
Values
| HEX | #51741D |
| RGB | rgb(81, 116, 29) |
| HSL | hsl(84, 60%, 28%) |
| OKLCH | oklch(51.4% 0.12 129.2) |
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 #51741D | 5.43:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #51741D | 3.86:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #51741D text on white | 5.43:1 | AA | Lc 76.9 | Fine for body text |
| #51741D text on black | 3.86:1 | AA large text | Lc -24.8 | 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 700.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC7
oklch(88.5% 0.034 129.7)
-
Step 300
300
#B5C9A1
oklch(81% 0.059 129.3)
-
Step 400
400
#8EAC6D
oklch(70.6% 0.093 129.2)
-
Step 500
500
#739744
oklch(63.1% 0.119 128.8)
-
Step 600
600
#5B8122
oklch(55.5% 0.129 129)
-
Step 700
700 (this color)
#51741D
oklch(51.4% 0.12 129.2)
-
Step 800
800
#3D5914
oklch(42.7% 0.1 129.3)
-
Step 900
900
#344919
oklch(37.6% 0.077 129.4)
-
Step 950
950
#1F2B10
oklch(27% 0.048 129)
#51741D 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) | #7A6B0D | 0.062 |
| Deuteranopia (no green cones) | #756925 | 0.062 |
| Tritanopia (no blue cones) | #546F63 | 0.094 |
| Achromatopsia (no color) | #6A6A6A | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51741D
#51741D
oklch(51.4% 0.12 129.2)
- #7C529B
#7C529B
oklch(51.6% 0.12 309.3)
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 #51741D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.036
- Muddy Green #657432 ΔE 0.037
- Olive Green #677A04 ΔE 0.037
- Mud Green #606602 ΔE 0.042
- Murky Green #6C7A0E ΔE 0.043
- Browny Green #6F6C0A ΔE 0.044
- Tree Green #2A7E19 ΔE 0.046
- Brown Green #706C11 ΔE 0.046
Use #51741D 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.