#42471D
Closest named color: Dark Olive (#373E02). oklch(38.3% 0.063 115.1), rgb(66, 71, 29).
Aa
White text reads best on this color (9.76:1).
About this color
#42471D is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.063 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.040 away. White text reads best on it, at 9.76:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.15:1 |
| White text | 9.76:1 |
Values
| HEX | #42471D |
| RGB | rgb(66, 71, 29) |
| HSL | hsl(67, 42%, 20%) |
| OKLCH | oklch(38.3% 0.063 115.1) |
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 #42471D | 9.76:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #42471D | 2.15:1 | Fails | Lc 11.3 | Not readable |
| #42471D text on white | 9.76:1 | AAA | Lc 92.6 | Preferred for body text |
| #42471D text on black | 2.15:1 | Fails | Lc -9.8 | Not readable |
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 900.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE1
oklch(93.6% 0.013 115.8)
-
Step 200
200
#D8DBC8
oklch(88.4% 0.026 114.2)
-
Step 300
300
#BFC5A2
oklch(80.9% 0.048 115.4)
-
Step 400
400
#9FA770
oklch(70.8% 0.076 115.1)
-
Step 500
500
#879049
oklch(63% 0.096 115.2)
-
Step 600
600
#727A29
oklch(55.6% 0.104 114.6)
-
Step 700
700
#5F671B
oklch(49.1% 0.098 115.3)
-
Step 800
800
#4E5419
oklch(42.8% 0.081 114.8)
-
Step 900
900 (this color)
#42471D
oklch(38.3% 0.063 115.1)
-
Step 950
950
#262911
oklch(27.1% 0.04 115)
#42471D 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) | #4C4419 | 0.018 |
| Deuteranopia (no green cones) | #4C441F | 0.020 |
| Tritanopia (no blue cones) | #46433E | 0.055 |
| Achromatopsia (no color) | #444444 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42471D
#42471D
oklch(38.3% 0.063 115.1)
- #463C61
#463C61
oklch(38.3% 0.063 295.7)
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 #42471D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.040
- Green Brown #544E03 ΔE 0.044
- Navy Green #35530A ΔE 0.050
- Mud Brown #60460F ΔE 0.052
- Pine Green #0A481E ΔE 0.061
- Evergreen #05472A ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.065
- Forrest Green #154406 ΔE 0.067
Use #42471D 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.