#373E27
Closest named color: Dark Olive (#373E02). oklch(35% 0.039 122.2), rgb(55, 62, 39).
Aa
White text reads best on this color (11.16:1).
About this color
#373E27 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.039 and its hue 122°. 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 11.16:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.88:1 |
| White text | 11.16:1 |
Values
| HEX | #373E27 |
| RGB | rgb(55, 62, 39) |
| HSL | hsl(78, 23%, 20%) |
| OKLCH | oklch(35% 0.039 122.2) |
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 #373E27 | 11.16:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #373E27 | 1.88:1 | Fails | Lc 8.1 | Not readable |
| #373E27 text on white | 11.16:1 | AAA | Lc 95.8 | Preferred for body text |
| #373E27 text on black | 1.88:1 | Fails | Lc 0.0 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE5
oklch(93.7% 0.008 121.6)
-
Step 200
200
#D7DBCF
oklch(88.5% 0.017 121.8)
-
Step 300
300
#BDC4AF
oklch(80.9% 0.03 122.1)
-
Step 400
400
#9BA686
oklch(70.8% 0.047 123)
-
Step 500
500
#839067
oklch(63.2% 0.061 122.4)
-
Step 600
600
#6D7A4E
oklch(55.7% 0.066 121.9)
-
Step 700
700
#5B663F
oklch(49% 0.06 121.5)
-
Step 800
800
#4A5434
oklch(42.8% 0.051 122.7)
-
Step 900
900 (this color)
#373E27
oklch(35% 0.039 122.2)
-
Step 950
950
#24281B
oklch(26.8% 0.024 121.9)
#373E27 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) | #413B25 | 0.018 |
| Deuteranopia (no green cones) | #403B28 | 0.018 |
| Tritanopia (no blue cones) | #393C38 | 0.031 |
| Achromatopsia (no color) | #3B3B3B | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373E27
#373E27
oklch(35% 0.039 122.2)
- #3E364C
#3E364C
oklch(35.1% 0.039 301.1)
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 #373E27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.040
- Pakistan Green #283618 ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.044
- Onyx #343A40 ΔE 0.048
- Evergreen #05472A ΔE 0.053
- Pine Green #0A481E ΔE 0.060
- Forrest Green #154406 ΔE 0.067
- Hunter Green #0B4008 ΔE 0.070
Use #373E27 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.