#24445A
Closest named color: Dark Grey Blue (#29465B). oklch(37.2% 0.054 240.3), rgb(36, 68, 90).
Aa
White text reads best on this color (10.24:1).
About this color
#24445A is a dark, muted blue. In OKLCH its lightness is 37%, its chroma 0.054 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.009 away. White text reads best on it, at 10.24:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.04:1 |
| White text | 10.24:1 |
Values
| HEX | #24445A |
| RGB | rgb(36, 68, 90) |
| HSL | hsl(204, 43%, 25%) |
| OKLCH | oklch(37.2% 0.054 240.3) |
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 #24445A | 10.24:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #24445A | 2.04:1 | Fails | Lc 10.3 | Not readable |
| #24445A text on white | 10.24:1 | AAA | Lc 93.7 | Preferred for body text |
| #24445A text on black | 2.04:1 | Fails | Lc -8.9 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CDDBE7
oklch(88.4% 0.022 243.8)
-
Step 300
300
#AAC5D8
oklch(80.9% 0.04 238.7)
-
Step 400
400
#7CA6C5
oklch(70.6% 0.064 240.8)
-
Step 500
500
#5990B7
oklch(63.1% 0.083 240.7)
-
Step 600
600
#3D7AA2
oklch(55.6% 0.089 239.8)
-
Step 700
700
#2F668B
oklch(49% 0.083 240.8)
-
Step 800
800
#285471
oklch(42.8% 0.069 239.9)
-
Step 900
900 (this color)
#24445A
oklch(37.2% 0.054 240.3)
-
Step 950
950
#162935
oklch(27.1% 0.033 237.5)
#24445A 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) | #3A445B | 0.029 |
| Deuteranopia (no green cones) | #333E5A | 0.025 |
| Tritanopia (no blue cones) | #00494B | 0.043 |
| Achromatopsia (no color) | #414141 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24445A
#24445A
oklch(37.2% 0.054 240.3)
- #553922
#553922
oklch(37.1% 0.053 59.5)
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 #24445A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.009
- Charcoal #264653 ΔE 0.016
- Dark Blue Grey #1F3B4D ΔE 0.034
- Midnight Green #073B4C ΔE 0.046
- Dark Teal #014D4E ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.049
- Onyx #343A40 ΔE 0.049
Use #24445A 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.