#275183
Closest named color: Light Navy (#155084). oklch(43.1% 0.096 254.2), rgb(39, 81, 131).
Aa
White text reads best on this color (8.10:1).
About this color
#275183 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.096 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.014 away. White text reads best on it, at 8.10:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.59:1 |
| White text | 8.10:1 |
Values
| HEX | #275183 |
| RGB | rgb(39, 81, 131) |
| HSL | hsl(213, 54%, 33%) |
| OKLCH | oklch(43.1% 0.096 254.2) |
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 #275183 | 8.10:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #275183 | 2.59:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #275183 text on white | 8.10:1 | AAA | Lc 87.8 | Fine for body text |
| #275183 text on black | 2.59:1 | Fails | Lc -14.3 | 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 800.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CCDBEE
oklch(88.6% 0.031 254.3)
-
Step 300
300
#A8C3E5
oklch(80.9% 0.057 254.3)
-
Step 400
400
#7AA4D8
oklch(70.8% 0.089 254.2)
-
Step 500
500
#568CCD
oklch(63.1% 0.114 254)
-
Step 600
600
#3B75BA
oklch(55.7% 0.124 254.2)
-
Step 700
700
#2D62A0
oklch(49.2% 0.115 254.1)
-
Step 800
800 (this color)
#275183
oklch(43.1% 0.096 254.2)
-
Step 900
900
#244368
oklch(37.8% 0.074 253.9)
-
Step 950
950
#15273D
oklch(26.9% 0.048 254.2)
#275183 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) | #3B5485 | 0.025 |
| Deuteranopia (no green cones) | #2D4C82 | 0.015 |
| Tritanopia (no blue cones) | #005D63 | 0.077 |
| Achromatopsia (no color) | #505050 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #275183
#275183
oklch(43.1% 0.096 254.2)
- #6D4700
#6D4700
oklch(43% 0.091 74.3)
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 #275183, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.014
- Dusk Blue #26538D ΔE 0.017
- Deep Sea Blue #015482 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.029
- Cobalt #1E488F ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.049
- Dusk #4E5481 ΔE 0.050
Use #275183 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.