#3A451F
Closest named color: Dark Olive (#373E02). oklch(37.1% 0.06 122.7), rgb(58, 69, 31).
Aa
White text reads best on this color (10.23:1).
About this color
#3A451F is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.060 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.031 away. White text reads best on it, at 10.23:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.05:1 |
| White text | 10.23:1 |
Values
| HEX | #3A451F |
| RGB | rgb(58, 69, 31) |
| HSL | hsl(77, 38%, 20%) |
| OKLCH | oklch(37.1% 0.06 122.7) |
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 #3A451F | 10.23:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #3A451F | 2.05:1 | Fails | Lc 10.2 | Not readable |
| #3A451F text on white | 10.23:1 | AAA | Lc 93.7 | Preferred for body text |
| #3A451F text on black | 2.05:1 | Fails | Lc -8.8 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E8EBE2
oklch(93.5% 0.012 121.7)
-
Step 200
200
#D6DCCA
oklch(88.5% 0.025 122)
-
Step 300
300
#BBC6A6
oklch(80.9% 0.045 122.8)
-
Step 400
400
#98A876
oklch(70.6% 0.072 122.6)
-
Step 500
500
#7F9351
oklch(63.2% 0.094 122.9)
-
Step 600
600
#697D35
oklch(55.7% 0.101 122.7)
-
Step 700
700
#576927
oklch(49.1% 0.094 122.7)
-
Step 800
800
#475622
oklch(42.8% 0.078 123.1)
-
Step 900
900 (this color)
#3A451F
oklch(37.1% 0.06 122.7)
-
Step 950
950
#232914
oklch(26.9% 0.037 121.9)
#3A451F 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) | #49411C | 0.026 |
| Deuteranopia (no green cones) | #474121 | 0.025 |
| Tritanopia (no blue cones) | #3D423C | 0.049 |
| Achromatopsia (no color) | #414141 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A451F
#3A451F
oklch(37.1% 0.06 122.7)
- #46385A
#46385A
oklch(37.1% 0.059 302.5)
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 #3A451F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.031
- Evergreen #05472A ΔE 0.050
- Pine Green #0A481E ΔE 0.050
- Navy Green #35530A ΔE 0.055
- Forrest Green #154406 ΔE 0.056
- Green Brown #544E03 ΔE 0.058
- Pakistan Green #283618 ΔE 0.060
- British Racing Green #05480D ΔE 0.061
Use #3A451F 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.