#10293E
Closest named color: Oxford Blue (#1B263B). oklch(27.2% 0.05 246.4), rgb(16, 41, 62).
Aa
White text reads best on this color (14.90:1).
About this color
#10293E is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.050 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.015 away. White text reads best on it, at 14.90:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.40:1 |
| White text | 14.90:1 |
Values
| HEX | #10293E |
| RGB | rgb(16, 41, 62) |
| HSL | hsl(207, 59%, 15%) |
| OKLCH | oklch(27.2% 0.05 246.4) |
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 #10293E | 14.90:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #10293E | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #10293E text on white | 14.90:1 | AAA | Lc 101.6 | Preferred for body text |
| #10293E text on black | 1.40:1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A2C5E5
oklch(80.9% 0.059 246.2)
-
Step 400
400
#6EA6D8
oklch(70.6% 0.094 246.5)
-
Step 500
500
#438FCE
oklch(63% 0.121 246.4)
-
Step 600
600
#1D78BB
oklch(55.5% 0.132 246.4)
-
Step 700
700
#0C65A1
oklch(49.1% 0.122 246.1)
-
Step 800
800
#115283
oklch(42.6% 0.102 246.9)
-
Step 900
900
#184569
oklch(37.8% 0.079 246.3)
-
Step 950
950 (this color)
#10293E
oklch(27.2% 0.05 246.4)
#10293E 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) | #202A3F | 0.022 |
| Deuteranopia (no green cones) | #19253E | 0.016 |
| Tritanopia (no blue cones) | #002E30 | 0.039 |
| Achromatopsia (no color) | #272727 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10293E
#10293E
oklch(27.2% 0.05 246.4)
- #372209
#372209
oklch(27.3% 0.049 67.5)
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 #10293E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.015
- Dark #1B2431 ΔE 0.027
- Jet #212529 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.043
- Gunmetal #293241 ΔE 0.048
- Rich Black #0D1B2A ΔE 0.057
- Prussian Blue #1D3557 ΔE 0.059
- Midnight Green #073B4C ΔE 0.061
Use #10293E 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.