#424938
Closest named color: Charcoal Grey (#3C4142). oklch(39.4% 0.029 125.9), rgb(66, 73, 56).
Aa
White text reads best on this color (9.36:1).
About this color
#424938 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.037 away. White text reads best on it, at 9.36:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.24:1 |
| White text | 9.36:1 |
Values
| HEX | #424938 |
| RGB | rgb(66, 73, 56) |
| HSL | hsl(85, 13%, 25%) |
| OKLCH | oklch(39.4% 0.029 125.9) |
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 #424938 | 9.36:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #424938 | 2.24:1 | Fails | Lc 12.3 | Not readable |
| #424938 text on white | 9.36:1 | AAA | Lc 91.7 | Preferred for body text |
| #424938 text on black | 2.24:1 | Fails | Lc -10.7 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EBE6
oklch(93.7% 0.007 124.5)
-
Step 200
200
#D7DBD2
oklch(88.6% 0.013 126.4)
-
Step 300
300
#BDC3B4
oklch(80.8% 0.022 124.7)
-
Step 400
400
#9BA58D
oklch(70.7% 0.036 125.8)
-
Step 500
500
#838F71
oklch(63.2% 0.046 125.4)
-
Step 600
600
#6C795A
oklch(55.7% 0.049 126.4)
-
Step 700
700
#5A664A
oklch(49.2% 0.045 126.8)
-
Step 800
800
#4A533C
oklch(42.7% 0.038 125.3)
-
Step 900
900 (this color)
#424938
oklch(39.4% 0.029 125.9)
-
Step 950
950
#24281E
oklch(26.9% 0.019 125.4)
#424938 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) | #4B4737 | 0.015 |
| Deuteranopia (no green cones) | #4A4639 | 0.016 |
| Tritanopia (no blue cones) | #434744 | 0.023 |
| Achromatopsia (no color) | #464646 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #424938
#424938
oklch(39.4% 0.029 125.9)
- #4A4253
#4A4253
oklch(39.4% 0.03 306.3)
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 #424938, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.037
- Dark Slate Gray #2F4F4F ΔE 0.040
- Dark Blue Green #005249 ΔE 0.059
- Charcoal #264653 ΔE 0.060
- Onyx #343A40 ΔE 0.062
- Dark Teal #014D4E ΔE 0.063
- Mud Brown #60460F ΔE 0.063
- Green Brown #544E03 ΔE 0.065
Use #424938 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.