#45372F
Closest named color: Onyx (#343A40). oklch(34.9% 0.024 51.4), rgb(69, 55, 47).
Aa
White text reads best on this color (11.40:1).
About this color
#45372F is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.037 away. White text reads best on it, at 11.40:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.84:1 |
| White text | 11.40:1 |
Values
| HEX | #45372F |
| RGB | rgb(69, 55, 47) |
| HSL | hsl(22, 19%, 23%) |
| OKLCH | oklch(34.9% 0.024 51.4) |
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 #45372F | 11.40:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #45372F | 1.84:1 | Fails | Lc 7.6 | Not readable |
| #45372F text on white | 11.40:1 | AAA | Lc 96.3 | Preferred for body text |
| #45372F text on black | 1.84:1 | 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
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D3
oklch(88.4% 0.01 48.6)
-
Step 300
300
#CBBEB6
oklch(81% 0.018 53.9)
-
Step 400
400
#B09C91
oklch(70.7% 0.029 50.7)
-
Step 500
500
#9D8475
oklch(63.2% 0.038 52.8)
-
Step 600
600
#876D5E
oklch(55.6% 0.04 51.6)
-
Step 700
700
#735B4D
oklch(49.1% 0.038 51.8)
-
Step 800
800
#5D4A40
oklch(42.6% 0.031 49.2)
-
Step 900
900 (this color)
#45372F
oklch(34.9% 0.024 51.4)
-
Step 950
950
#2D2420
oklch(26.9% 0.016 45.3)
#45372F 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) | #3B382E | 0.019 |
| Deuteranopia (no green cones) | #3E3B2F | 0.017 |
| Tritanopia (no blue cones) | #493535 | 0.016 |
| Achromatopsia (no color) | #3A3A3A | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45372F
#45372F
oklch(34.9% 0.024 51.4)
- #2E3D45
#2E3D45
oklch(35% 0.024 231.6)
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 #45372F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.038
- Gunmetal #293241 ΔE 0.062
- Pakistan Green #283618 ΔE 0.065
- Dark Olive #373E02 ΔE 0.071
- Dark Blue Grey #1F3B4D ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.072
- Charcoal #264653 ΔE 0.073
Use #45372F 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.