#645412
Closest named color: Olive Brown (#645403). oklch(44.9% 0.084 94.6), rgb(100, 84, 18).
Aa
White text reads best on this color (7.45:1).
About this color
#645412 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.084 and its hue 95°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.008 away. White text reads best on it, at 7.45:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.81:1 |
| White text | 7.45:1 |
Values
| HEX | #645412 |
| RGB | rgb(100, 84, 18) |
| HSL | hsl(48, 69%, 23%) |
| OKLCH | oklch(44.9% 0.084 94.6) |
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 #645412 | 7.45:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #645412 | 2.81:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #645412 text on white | 7.45:1 | AAA | Lc 85.8 | Fine for body text |
| #645412 text on black | 2.81:1 | Fails | Lc -16.3 | Dividers and decoration only |
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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEAE0
oklch(93.7% 0.014 93)
-
Step 200
200
#DFD9C5
oklch(88.5% 0.028 93.1)
-
Step 300
300
#CAC19D
oklch(80.9% 0.05 95.6)
-
Step 400
400
#B0A067
oklch(70.6% 0.078 94.3)
-
Step 500
500
#9D883B
oklch(63% 0.1 94.1)
-
Step 600
600
#887211
oklch(55.7% 0.109 94.7)
-
Step 700
700
#735F00
oklch(49.1% 0.101 94.6)
-
Step 800
800 (this color)
#645412
oklch(44.9% 0.084 94.6)
-
Step 900
900
#4D4112
oklch(37.8% 0.066 94.5)
-
Step 950
950
#2D260D
oklch(27% 0.041 93.9)
#645412 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) | #5E5205 | 0.015 |
| Deuteranopia (no green cones) | #625716 | 0.009 |
| Tritanopia (no blue cones) | #6D4D47 | 0.076 |
| Achromatopsia (no color) | #555555 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #645412
#645412
oklch(44.9% 0.084 94.6)
- #475183
#475183
oklch(45% 0.083 274)
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 #645412, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.008
- Green Brown #544E03 ΔE 0.036
- Mud #735C12 ΔE 0.037
- Greeny Brown #696006 ΔE 0.039
- Mud Brown #60460F ΔE 0.042
- Army Green #4B5D16 ΔE 0.046
- Medium Brown #7F5112 ΔE 0.050
- Camo Green #526525 ΔE 0.052
Use #645412 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.