#24554C
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.3% 0.055 179.7), rgb(36, 85, 76).
Aa
White text reads best on this color (8.47:1).
About this color
#24554C is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.055 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.024 away. White text reads best on it, at 8.47:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.47:1 |
| White text | 8.47:1 |
Values
| HEX | #24554C |
| RGB | rgb(36, 85, 76) |
| HSL | hsl(169, 40%, 24%) |
| OKLCH | oklch(41.3% 0.055 179.7) |
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 #24554C | 8.47:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #24554C | 2.47:1 | Fails | Lc 15.0 | Not readable |
| #24554C text on white | 8.47:1 | AAA | Lc 89.0 | Fine for body text |
| #24554C text on black | 2.47:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDD9
oklch(88.4% 0.018 179.3)
-
Step 300
300
#ABC8C1
oklch(80.9% 0.033 179.2)
-
Step 400
400
#7DACA1
oklch(70.8% 0.053 178.6)
-
Step 500
500
#5A978B
oklch(63.1% 0.066 180.1)
-
Step 600
600
#3E8175
oklch(55.6% 0.071 180.4)
-
Step 700
700
#2F6D62
oklch(49.1% 0.067 180.1)
-
Step 800
800 (this color)
#24554C
oklch(41.3% 0.055 179.7)
-
Step 900
900
#264942
oklch(37.7% 0.043 179.5)
-
Step 950
950
#172B27
oklch(27.1% 0.027 180)
#24554C 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) | #52504C | 0.060 |
| Deuteranopia (no green cones) | #4A4B4D | 0.055 |
| Tritanopia (no blue cones) | #075652 | 0.017 |
| Achromatopsia (no color) | #4D4D4D | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24554C
#24554C
oklch(41.3% 0.055 179.7)
- #643E4A
#643E4A
oklch(41.2% 0.056 359.4)
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 #24554C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.024
- Dark Blue Green #005249 ΔE 0.024
- Deep Teal #00555A ΔE 0.028
- Dark Teal #014D4E ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.044
- Petrol #005F6A ΔE 0.050
- Pine #2B5D34 ΔE 0.052
- Spruce #0A5F38 ΔE 0.055
Use #24554C 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.