#102242
Closest named color: Oxford Blue (#1B263B). oklch(25.6% 0.065 261), rgb(16, 34, 66).
Aa
White text reads best on this color (15.79:1).
About this color
#102242 is a dark, muted blue. In OKLCH its lightness is 26%, its chroma 0.065 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.026 away. White text reads best on it, at 15.79:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.32:1 |
| White text | 15.79:1 |
Values
| HEX | #102242 |
| RGB | rgb(16, 34, 66) |
| HSL | hsl(218, 61%, 16%) |
| OKLCH | oklch(25.6% 0.065 261) |
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 #102242 | 15.79:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #102242 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #102242 text on white | 15.79:1 | AAA | Lc 102.6 | Preferred for body text |
| #102242 text on black | 1.32:1 | 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 950.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#C9DAF6
oklch(88.4% 0.043 260.4)
-
Step 300
300
#A5C2F3
oklch(81% 0.077 260.8)
-
Step 400
400
#74A0ED
oklch(70.6% 0.123 261.1)
-
Step 500
500
#5086E7
oklch(63% 0.157 261.2)
-
Step 600
600
#346ED6
oklch(55.7% 0.171 261)
-
Step 700
700
#275BB9
oklch(49.1% 0.159 261.1)
-
Step 800
800
#214B96
oklch(42.7% 0.132 260.9)
-
Step 900
900
#203F77
oklch(37.6% 0.103 261.2)
-
Step 950
950 (this color)
#102242
oklch(25.6% 0.065 261)
#102242 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) | #132543 | 0.011 |
| Deuteranopia (no green cones) | #0B2041 | 0.009 |
| Tritanopia (no blue cones) | #00292E | 0.053 |
| Achromatopsia (no color) | #232323 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102242
#102242
oklch(25.6% 0.065 261)
- #302000
#302000
oklch(25.7% 0.053 81.3)
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 #102242, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.037
- Rich Black #0D1B2A ΔE 0.049
- Jet #212529 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.058
- Navy Blue #001146 ΔE 0.059
- Marine #042E60 ΔE 0.062
- Gunmetal #293241 ΔE 0.069
Use #102242 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.