#102549
Closest named color: Oxford Blue (#1B263B). oklch(26.9% 0.072 260.4), rgb(16, 37, 73).
Aa
White text reads best on this color (15.18:1).
About this color
#102549 is a dark, moderately saturated blue. In OKLCH its lightness is 27%, its chroma 0.072 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.030 away. White text reads best on it, at 15.18:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.18:1 |
Values
| HEX | #102549 |
| RGB | rgb(16, 37, 73) |
| HSL | hsl(218, 64%, 17%) |
| OKLCH | oklch(26.9% 0.072 260.4) |
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 #102549 | 15.18:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #102549 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #102549 text on white | 15.18:1 | AAA | Lc 101.9 | Preferred for body text |
| #102549 text on black | 1.38:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFB
oklch(93.7% 0.024 259.8)
-
Step 200
200
#C7DAF9
oklch(88.4% 0.048 260.2)
-
Step 300
300
#A1C2F8
oklch(80.9% 0.085 260.1)
-
Step 400
400
#6EA0F5
oklch(70.7% 0.136 260.5)
-
Step 500
500
#4685F1
oklch(63% 0.175 260.4)
-
Step 600
600
#276CE0
oklch(55.6% 0.19 260.3)
-
Step 700
700
#1A59C3
oklch(49.1% 0.178 260.5)
-
Step 800
800
#184A9D
oklch(42.7% 0.146 260.2)
-
Step 900
900
#1A3F7D
oklch(37.8% 0.114 260.1)
-
Step 950
950 (this color)
#102549
oklch(26.9% 0.072 260.4)
#102549 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) | #13294A | 0.014 |
| Deuteranopia (no green cones) | #092348 | 0.010 |
| Tritanopia (no blue cones) | #002D33 | 0.057 |
| Achromatopsia (no color) | #262626 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102549
#102549
oklch(26.9% 0.072 260.4)
- #342300
#342300
oklch(27% 0.056 81.4)
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 #102549, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.030
- Dark #1B2431 ΔE 0.046
- Marine #042E60 ΔE 0.047
- Space Cadet #2B2D42 ΔE 0.052
- Prussian Blue #1D3557 ΔE 0.059
- Gunmetal #293241 ΔE 0.063
- Jet #212529 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.064
Use #102549 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.