#45372E
Closest named color: Charcoal Grey (#3C4142). oklch(34.9% 0.025 54.4), rgb(69, 55, 46).
Aa
White text reads best on this color (11.41:1).
About this color
#45372E is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.038 away. White text reads best on it, at 11.41:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.83:1 |
| White text | 11.41:1 |
Values
| HEX | #45372E |
| RGB | rgb(69, 55, 46) |
| HSL | hsl(23, 20%, 23%) |
| OKLCH | oklch(34.9% 0.025 54.4) |
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 #45372E | 11.41:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #45372E | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #45372E text on white | 11.41:1 | AAA | Lc 96.3 | Preferred for body text |
| #45372E text on black | 1.83:1 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD7D3
oklch(88.4% 0.01 48.6)
-
Step 300
300
#CBBEB5
oklch(81% 0.019 57.2)
-
Step 400
400
#B09C8F
oklch(70.7% 0.03 55.1)
-
Step 500
500
#9D8474
oklch(63.2% 0.039 54.5)
-
Step 600
600
#876D5C
oklch(55.5% 0.042 54.8)
-
Step 700
700
#735B4C
oklch(49.1% 0.039 53.6)
-
Step 800
800
#5D4A3E
oklch(42.5% 0.032 53.9)
-
Step 900
900 (this color)
#45372E
oklch(34.9% 0.025 54.4)
-
Step 950
950
#2D241F
oklch(26.9% 0.016 50.7)
#45372E 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) | #3B382D | 0.019 |
| Deuteranopia (no green cones) | #3E3B2E | 0.017 |
| Tritanopia (no blue cones) | #493435 | 0.019 |
| Achromatopsia (no color) | #3A3A3A | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45372E
#45372E
oklch(34.9% 0.025 54.4)
- #2E3D46
#2E3D46
oklch(35.1% 0.025 234.8)
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 #45372E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.038
- Onyx #343A40 ΔE 0.038
- Gunmetal #293241 ΔE 0.063
- Pakistan Green #283618 ΔE 0.064
- Dark Olive #373E02 ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.073
- Charcoal #264653 ΔE 0.074
Use #45372E 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.