#275FC2
Closest named color: Mid Blue (#276AB3). oklch(50.6% 0.166 260.8), rgb(39, 95, 194).
Aa
White text reads best on this color (5.99:1).
About this color
#275FC2 is a medium-dark, vivid blue. In OKLCH its lightness is 51%, its chroma 0.166 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.041 away. White text reads best on it, at 5.99:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #275FC2 |
| RGB | rgb(39, 95, 194) |
| HSL | hsl(218, 67%, 46%) |
| OKLCH | oklch(50.6% 0.166 260.8) |
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 #275FC2 | 5.99:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #275FC2 | 3.50:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #275FC2 text on white | 5.99:1 | AA | Lc 79.5 | Fine for body text |
| #275FC2 text on black | 3.50:1 | AA large text | Lc -22.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFA
oklch(93.5% 0.024 262.1)
-
Step 200
200
#C9DAF7
oklch(88.5% 0.044 261.2)
-
Step 300
300
#A3C2F5
oklch(80.9% 0.08 260.3)
-
Step 400
400
#72A0F0
oklch(70.7% 0.128 260.9)
-
Step 500
500
#4C86EB
oklch(63.1% 0.164 260.7)
-
Step 600
600
#306DDA
oklch(55.6% 0.179 261)
-
Step 700
700 (this color)
#275FC2
oklch(50.6% 0.166 260.8)
-
Step 800
800
#1E4A99
oklch(42.6% 0.138 261)
-
Step 900
900
#1E3F7A
oklch(37.7% 0.108 261)
-
Step 950
950
#122547
oklch(26.9% 0.068 261.1)
#275FC2 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) | #1E6BC6 | 0.031 |
| Deuteranopia (no green cones) | #005CC0 | 0.021 |
| Tritanopia (no blue cones) | #007787 | 0.129 |
| Achromatopsia (no color) | #636363 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #275FC2
#275FC2
oklch(50.6% 0.166 260.8)
- #835D00
#835D00
oklch(50.5% 0.104 80.8)
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 #275FC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.041
- Warm Blue #4B57DB ΔE 0.056
- French Blue #436BAD ΔE 0.058
- Royal Blue #4169E1 ΔE 0.061
- Azul #1D5DEC ΔE 0.065
- Iris #6258C4 ΔE 0.068
- Blue Blue #2242C7 ΔE 0.071
- Windows Blue #3778BF ΔE 0.073
Use #275FC2 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.