#24584C
Closest named color: Dark Blue Green (#005249). oklch(42.1% 0.059 175.9), rgb(36, 88, 76).
Aa
White text reads best on this color (8.15:1).
About this color
#24584C is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.059 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.031 away. White text reads best on it, at 8.15:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #24584C |
| RGB | rgb(36, 88, 76) |
| HSL | hsl(166, 42%, 24%) |
| OKLCH | oklch(42.1% 0.059 175.9) |
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 #24584C | 8.15:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #24584C | 2.57:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #24584C text on white | 8.15:1 | AAA | Lc 88.0 | Fine for body text |
| #24584C text on black | 2.57:1 | Fails | Lc -14.1 | 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
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CDDED8
oklch(88.6% 0.02 172.7)
-
Step 300
300
#AAC8C0
oklch(80.8% 0.034 177.5)
-
Step 400
400
#7CAC9F
oklch(70.6% 0.055 176)
-
Step 500
500
#589888
oklch(63.2% 0.071 176)
-
Step 600
600
#3A8271
oklch(55.5% 0.077 175.6)
-
Step 700
700
#2C6E5F
oklch(49.1% 0.072 175.8)
-
Step 800
800 (this color)
#24584C
oklch(42.1% 0.059 175.9)
-
Step 900
900
#244A41
oklch(37.8% 0.047 176.4)
-
Step 950
950
#162B26
oklch(27% 0.029 177.1)
#24584C 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) | #55534B | 0.062 |
| Deuteranopia (no green cones) | #4D4D4D | 0.059 |
| Tritanopia (no blue cones) | #065954 | 0.018 |
| Achromatopsia (no color) | #4F4F4F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24584C
#24584C
oklch(42.1% 0.059 175.9)
- #673F4E
#673F4E
oklch(42% 0.06 355.9)
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 #24584C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.033
- Deep Teal #00555A ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.035
- Pine #2B5D34 ΔE 0.045
- Dark Teal #014D4E ΔE 0.046
- Petrol #005F6A ΔE 0.048
- Spruce #0A5F38 ΔE 0.048
Use #24584C 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.