#11274C
Closest named color: Oxford Blue (#1B263B). oklch(27.7% 0.074 260.2), rgb(17, 39, 76).
Aa
White text reads best on this color (14.80:1).
About this color
#11274C is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.074 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.033 away. White text reads best on it, at 14.80:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.80:1 |
Values
| HEX | #11274C |
| RGB | rgb(17, 39, 76) |
| HSL | hsl(218, 63%, 18%) |
| OKLCH | oklch(27.7% 0.074 260.2) |
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 #11274C | 14.80:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #11274C | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #11274C text on white | 14.80:1 | AAA | Lc 101.5 | Preferred for body text |
| #11274C text on black | 1.41:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C7DAFA
oklch(88.4% 0.049 260.9)
-
Step 300
300
#A0C2FA
oklch(80.9% 0.088 260.2)
-
Step 400
400
#6CA0F7
oklch(70.7% 0.14 260.2)
-
Step 500
500
#4385F4
oklch(63.1% 0.18 260.2)
-
Step 600
600
#236CE2
oklch(55.6% 0.194 260)
-
Step 700
700
#1659C5
oklch(49.1% 0.181 260.2)
-
Step 800
800
#15499F
oklch(42.6% 0.15 260.2)
-
Step 900
900
#183E7E
oklch(37.6% 0.117 260.2)
-
Step 950
950 (this color)
#11274C
oklch(27.7% 0.074 260.2)
#11274C 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) | #152B4D | 0.014 |
| Deuteranopia (no green cones) | #0A254B | 0.010 |
| Tritanopia (no blue cones) | #003035 | 0.061 |
| Achromatopsia (no color) | #282828 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11274C
#11274C
oklch(27.7% 0.074 260.2)
- #372400
#372400
oklch(27.7% 0.057 79)
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 #11274C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.033
- Marine #042E60 ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.049
- Dark #1B2431 ΔE 0.050
- Prussian Blue #1D3557 ΔE 0.051
- Gunmetal #293241 ΔE 0.058
- Jet #212529 ΔE 0.066
- Midnight Green #073B4C ΔE 0.066
Use #11274C 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.