#24474F
Closest named color: Charcoal (#264653). oklch(37.5% 0.043 214.3), rgb(36, 71, 79).
Aa
White text reads best on this color (10.05:1).
About this color
#24474F is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.043 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.009 away. White text reads best on it, at 10.05:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.08:1 |
| White text | 10.05:1 |
Values
| HEX | #24474F |
| RGB | rgb(36, 71, 79) |
| HSL | hsl(191, 37%, 23%) |
| OKLCH | oklch(37.5% 0.043 214.3) |
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 #24474F | 10.05:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #24474F | 2.08:1 | Fails | Lc 10.7 | Not readable |
| #24474F text on white | 10.05:1 | AAA | Lc 93.2 | Preferred for body text |
| #24474F text on black | 2.08:1 | Fails | Lc -9.3 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CDDCE0
oklch(88.4% 0.017 215.5)
-
Step 300
300
#AAC6CD
oklch(80.8% 0.032 214.5)
-
Step 400
400
#7CA9B4
oklch(70.6% 0.051 214.5)
-
Step 500
500
#5894A2
oklch(63.1% 0.066 214.3)
-
Step 600
600
#3B7E8D
oklch(55.6% 0.071 214.4)
-
Step 700
700
#2D6A78
oklch(49% 0.066 215.2)
-
Step 800
800
#265761
oklch(42.7% 0.055 212.9)
-
Step 900
900 (this color)
#24474F
oklch(37.5% 0.043 214.3)
-
Step 950
950
#162A2F
oklch(27% 0.027 215.5)
#24474F 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) | #41454F | 0.039 |
| Deuteranopia (no green cones) | #3A404F | 0.035 |
| Tritanopia (no blue cones) | #0B4A49 | 0.025 |
| Achromatopsia (no color) | #424242 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24474F
#24474F
oklch(37.5% 0.043 214.3)
- #553932
#553932
oklch(37.5% 0.042 34.6)
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 #24474F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.009
- Dark Grey Blue #29465B ΔE 0.024
- Dark Teal #014D4E ΔE 0.028
- Dark Slate Gray #2F4F4F ΔE 0.031
- Charcoal Grey #3C4142 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.041
- Onyx #343A40 ΔE 0.044
- Dark Blue Green #005249 ΔE 0.045
Use #24474F 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.