#423503
Closest named color: Dark Olive (#373E02). oklch(33.4% 0.066 93), rgb(66, 53, 3).
Aa
White text reads best on this color (12.05:1).
About this color
#423503 is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.066 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.034 away. White text reads best on it, at 12.05:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.74:1 |
| White text | 12.05:1 |
Values
| HEX | #423503 |
| RGB | rgb(66, 53, 3) |
| HSL | hsl(48, 91%, 14%) |
| OKLCH | oklch(33.4% 0.066 93) |
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 #423503 | 12.05:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #423503 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #423503 text on white | 12.05:1 | AAA | Lc 97.4 | Preferred for body text |
| #423503 text on black | 1.74:1 | 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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEADF
oklch(93.6% 0.015 94.2)
-
Step 200
200
#DFD9C5
oklch(88.5% 0.028 93.1)
-
Step 300
300
#CBC09D
oklch(80.8% 0.049 92.7)
-
Step 400
400
#B1A066
oklch(70.7% 0.079 93.7)
-
Step 500
500
#9E883A
oklch(63.1% 0.101 93.5)
-
Step 600
600
#89710D
oklch(55.6% 0.11 93.5)
-
Step 700
700
#745E00
oklch(49% 0.1 92.9)
-
Step 800
800
#5F4D06
oklch(42.7% 0.084 92.7)
-
Step 900
900 (this color)
#423503
oklch(33.4% 0.066 93)
-
Step 950
950
#2D260C
oklch(27% 0.042 94.4)
#423503 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) | #3C3400 | 0.013 |
| Deuteranopia (no green cones) | #3F3806 | 0.010 |
| Tritanopia (no blue cones) | #48302C | 0.059 |
| Achromatopsia (no color) | #363636 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423503
#423503
oklch(33.4% 0.066 93)
- #2B3358
#2B3358
oklch(33.3% 0.066 273.1)
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 #423503, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.034
- Pakistan Green #283618 ΔE 0.045
- Forrest Green #154406 ΔE 0.075
- Hunter Green #0B4008 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.079
- Onyx #343A40 ΔE 0.079
- Pine Green #0A481E ΔE 0.080
- Mud Brown #60460F ΔE 0.081
Use #423503 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.