#434F1F
Closest named color: Green Brown (#544E03). oklch(40.5% 0.072 121.4), rgb(67, 79, 31).
Aa
White text reads best on this color (8.83:1).
About this color
#434F1F is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.072 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.030 away. White text reads best on it, at 8.83:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #434F1F |
| RGB | rgb(67, 79, 31) |
| HSL | hsl(75, 44%, 22%) |
| OKLCH | oklch(40.5% 0.072 121.4) |
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 #434F1F | 8.83:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #434F1F | 2.37:1 | Fails | Lc 13.8 | Not readable |
| #434F1F text on white | 8.83:1 | AAA | Lc 90.2 | Preferred for body text |
| #434F1F text on black | 2.37:1 | Fails | Lc -12.1 | 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 800.
-
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
#D6DCCB
oklch(88.5% 0.024 122.8)
-
Step 300
300
#BCC5A7
oklch(80.8% 0.042 120.9)
-
Step 400
400
#9AA878
oklch(70.8% 0.068 121.4)
-
Step 500
500
#819255
oklch(63.1% 0.087 121.6)
-
Step 600
600
#6B7C39
oklch(55.7% 0.094 121.3)
-
Step 700
700
#59682B
oklch(49% 0.087 121.2)
-
Step 800
800 (this color)
#434F1F
oklch(40.5% 0.072 121.4)
-
Step 900
900
#3D4623
oklch(37.7% 0.056 121)
-
Step 950
950
#242915
oklch(27% 0.035 120.3)
#434F1F 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) | #544A1A | 0.029 |
| Deuteranopia (no green cones) | #524A22 | 0.029 |
| Tritanopia (no blue cones) | #464B44 | 0.060 |
| Achromatopsia (no color) | #4A4A4A | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434F1F
#434F1F
oklch(40.5% 0.072 121.4)
- #503F6A
#503F6A
oklch(40.5% 0.073 301.4)
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 #434F1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.030
- Navy Green #35530A ΔE 0.033
- Pine #2B5D34 ΔE 0.047
- Army Green #4B5D16 ΔE 0.050
- Mud Brown #60460F ΔE 0.052
- Olive Brown #645403 ΔE 0.059
- Dark Olive #373E02 ΔE 0.060
- Spruce #0A5F38 ΔE 0.062
Use #434F1F 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.