#244C73
Closest named color: Light Navy (#155084). oklch(40.7% 0.08 249.9), rgb(36, 76, 115).
Aa
White text reads best on this color (8.91:1).
About this color
#244C73 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.080 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.029 away. White text reads best on it, at 8.91:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #244C73 |
| RGB | rgb(36, 76, 115) |
| HSL | hsl(210, 52%, 30%) |
| OKLCH | oklch(40.7% 0.08 249.9) |
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 #244C73 | 8.91:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #244C73 | 2.35:1 | Fails | Lc 13.8 | Not readable |
| #244C73 text on white | 8.91:1 | AAA | Lc 90.2 | Preferred for body text |
| #244C73 text on black | 2.35:1 | Fails | Lc -12.1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CDDBEA
oklch(88.5% 0.026 250)
-
Step 300
300
#AAC4DE
oklch(80.9% 0.046 248.4)
-
Step 400
400
#7DA5CE
oklch(70.8% 0.074 249.5)
-
Step 500
500
#5B8EC1
oklch(63.2% 0.095 249.5)
-
Step 600
600
#3F77AE
oklch(55.6% 0.105 249.8)
-
Step 700
700
#316495
oklch(49.1% 0.096 249.6)
-
Step 800
800 (this color)
#244C73
oklch(40.7% 0.08 249.9)
-
Step 900
900
#264461
oklch(37.7% 0.062 249)
-
Step 950
950
#172839
oklch(27.1% 0.039 249.5)
#244C73 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) | #3B4E75 | 0.028 |
| Deuteranopia (no green cones) | #304672 | 0.020 |
| Tritanopia (no blue cones) | #00555A | 0.062 |
| Achromatopsia (no color) | #4A4A4A | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #244C73
#244C73
oklch(40.7% 0.08 249.9)
- #65410E
#65410E
oklch(40.8% 0.08 70.2)
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 #244C73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.029
- Deep Sea Blue #015482 ΔE 0.033
- Twilight Blue #0A437A ΔE 0.039
- Dark Grey Blue #29465B ΔE 0.041
- Dusk Blue #26538D ΔE 0.045
- Cobalt #1E488F ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.052
- Charcoal #264653 ΔE 0.054
Use #244C73 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.