#263768
Closest named color: Marine Blue (#01386A). oklch(35% 0.088 267.4), rgb(38, 55, 104).
Aa
White text reads best on this color (11.48:1).
About this color
#263768 is a dark, moderately saturated blue. In OKLCH its lightness is 35%, its chroma 0.088 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.030 away. White text reads best on it, at 11.48:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.82:1 |
| White text | 11.48:1 |
Values
| HEX | #263768 |
| RGB | rgb(38, 55, 104) |
| HSL | hsl(225, 46%, 28%) |
| OKLCH | oklch(35% 0.088 267.4) |
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 #263768 | 11.48:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #263768 | 1.82:1 | Fails | Lc 7.6 | Not readable |
| #263768 text on white | 11.48:1 | AAA | Lc 96.3 | Preferred for body text |
| #263768 text on black | 1.82:1 | Fails | Lc 0.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300
#AEC0EC
oklch(80.9% 0.066 267.5)
-
Step 400
400
#839EE3
oklch(70.6% 0.106 267.3)
-
Step 500
500
#6585DB
oklch(63.2% 0.135 267.1)
-
Step 600
600
#4D6DC9
oklch(55.7% 0.147 267.1)
-
Step 700
700
#3E5AAD
oklch(49% 0.136 267.2)
-
Step 800
800
#334A8C
oklch(42.6% 0.113 267.1)
-
Step 900
900 (this color)
#263768
oklch(35% 0.088 267.4)
-
Step 950
950
#1A2542
oklch(27% 0.056 266.9)
#263768 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) | #203D6A | 0.018 |
| Deuteranopia (no green cones) | #173767 | 0.017 |
| Tritanopia (no blue cones) | #00424A | 0.077 |
| Achromatopsia (no color) | #393939 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #263768
#263768
oklch(35% 0.088 267.4)
- #4A3700
#4A3700
oklch(34.8% 0.071 87)
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 #263768, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.030
- Prussian Blue #1D3557 ΔE 0.033
- Twilight Blue #0A437A ΔE 0.045
- Marine #042E60 ΔE 0.048
- Dark Blue Grey #1F3B4D ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.058
- Midnight Green #073B4C ΔE 0.062
- Charcoal #264653 ΔE 0.067
Use #263768 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.