#24586F
Closest named color: Petrol (#005F6A). oklch(43.6% 0.067 230), rgb(36, 88, 111).
Aa
White text reads best on this color (7.77:1).
About this color
#24586F is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.067 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.030 away. White text reads best on it, at 7.77:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.70:1 |
| White text | 7.77:1 |
Values
| HEX | #24586F |
| RGB | rgb(36, 88, 111) |
| HSL | hsl(198, 51%, 29%) |
| OKLCH | oklch(43.6% 0.067 230) |
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 #24586F | 7.77:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #24586F | 2.70:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #24586F text on white | 7.77:1 | AAA | Lc 86.8 | Fine for body text |
| #24586F text on black | 2.70:1 | Fails | Lc -15.3 | Dividers and decoration only |
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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A8C6D5
oklch(80.9% 0.039 229.5)
-
Step 400
400
#78A8C0
oklch(70.6% 0.062 230.4)
-
Step 500
500
#5393B1
oklch(63.2% 0.08 230.1)
-
Step 600
600
#347C9C
oklch(55.5% 0.087 230.4)
-
Step 700
700
#266986
oklch(49.2% 0.081 230.3)
-
Step 800
800 (this color)
#24586F
oklch(43.6% 0.067 230)
-
Step 900
900
#214758
oklch(37.8% 0.052 229.5)
-
Step 950
950
#142933
oklch(26.8% 0.033 230.3)
#24586F 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) | #4C5770 | 0.046 |
| Deuteranopia (no green cones) | #424F6F | 0.041 |
| Tritanopia (no blue cones) | #005E60 | 0.040 |
| Achromatopsia (no color) | #525252 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24586F
#24586F
oklch(43.6% 0.067 230)
- #6F462F
#6F462F
oklch(43.6% 0.067 49.6)
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 #24586F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.030
- YInMn Blue #415A77 ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.041
- Deep Teal #00555A ΔE 0.043
- Light Navy Blue #2E5A88 ΔE 0.043
- Light Navy #155084 ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.053
- Dusk Blue #26538D ΔE 0.056
Use #24586F 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.