#24569C
Closest named color: Dusk Blue (#26538D). oklch(45.8% 0.126 257.5), rgb(36, 86, 156).
Aa
White text reads best on this color (7.27:1).
About this color
#24569C is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.126 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.025 away. White text reads best on it, at 7.27:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #24569C |
| RGB | rgb(36, 86, 156) |
| HSL | hsl(215, 63%, 38%) |
| OKLCH | oklch(45.8% 0.126 257.5) |
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 #24569C | 7.27:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #24569C | 2.88:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #24569C text on white | 7.27:1 | AAA | Lc 84.9 | Fine for body text |
| #24569C text on black | 2.88:1 | Fails | Lc -17.1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF5
oklch(88.6% 0.041 257.5)
-
Step 300
300
#A3C3F0
oklch(80.9% 0.073 256.9)
-
Step 400
400
#71A2E9
oklch(70.7% 0.117 257.6)
-
Step 500
500
#4A89E3
oklch(63.1% 0.151 257.6)
-
Step 600
600
#2B71D1
oklch(55.7% 0.164 257.5)
-
Step 700
700
#1D5EB5
oklch(49.2% 0.152 257.4)
-
Step 800
800 (this color)
#24569C
oklch(45.8% 0.126 257.5)
-
Step 900
900
#1C4175
oklch(37.8% 0.099 257.5)
-
Step 950
950
#112644
oklch(26.9% 0.062 257.5)
#24569C 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) | #335C9F | 0.024 |
| Deuteranopia (no green cones) | #1B519B | 0.017 |
| Tritanopia (no blue cones) | #006771 | 0.099 |
| Achromatopsia (no color) | #575757 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24569C
#24569C
oklch(45.8% 0.126 257.5)
- #744F00
#744F00
oklch(45.7% 0.095 77.7)
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 #24569C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.038
- Light Navy #155084 ΔE 0.044
- Cobalt #1E488F ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.048
- Dusky Blue #475F94 ΔE 0.051
- Twilight #4E518B ΔE 0.053
Use #24569C 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.