#424E1F
Closest named color: Green Brown (#544E03). oklch(40.2% 0.071 121.6), rgb(66, 78, 31).
Aa
White text reads best on this color (8.96:1).
About this color
#424E1F is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.071 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.032 away. White text reads best on it, at 8.96:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.34:1 |
| White text | 8.96:1 |
Values
| HEX | #424E1F |
| RGB | rgb(66, 78, 31) |
| HSL | hsl(75, 43%, 21%) |
| OKLCH | oklch(40.2% 0.071 121.6) |
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 #424E1F | 8.96:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #424E1F | 2.34:1 | Fails | Lc 13.4 | Not readable |
| #424E1F text on white | 8.96:1 | AAA | Lc 90.5 | Preferred for body text |
| #424E1F text on black | 2.34:1 | Fails | Lc -11.8 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D6DDC7
oklch(88.6% 0.03 121.4)
-
Step 300
300
#BBC7A0
oklch(81% 0.055 121.5)
-
Step 400
400
#98A96C
oklch(70.7% 0.085 121.3)
-
Step 500
500
#7F9443
oklch(63.2% 0.11 121.7)
-
Step 600
600
#687D21
oklch(55.4% 0.118 121.6)
-
Step 700
700
#576A12
oklch(49.2% 0.111 121.7)
-
Step 800
800
#475613
oklch(42.6% 0.091 121.5)
-
Step 900
900 (this color)
#424E1F
oklch(40.2% 0.071 121.6)
-
Step 950
950
#232A0F
oklch(27.1% 0.046 121.6)
#424E1F 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) | #53491A | 0.030 |
| Deuteranopia (no green cones) | #514922 | 0.030 |
| Tritanopia (no blue cones) | #454A44 | 0.060 |
| Achromatopsia (no color) | #494949 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #424E1F
#424E1F
oklch(40.2% 0.071 121.6)
- #4F3E68
#4F3E68
oklch(40.1% 0.072 301.9)
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 #424E1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.032
- Navy Green #35530A ΔE 0.034
- Pine #2B5D34 ΔE 0.049
- Mud Brown #60460F ΔE 0.052
- Army Green #4B5D16 ΔE 0.053
- Dark Olive #373E02 ΔE 0.057
- Olive Brown #645403 ΔE 0.062
- Spruce #0A5F38 ΔE 0.063
Use #424E1F 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.