#75B1EF
Closest named color: Carolina Blue (#8AB8FE). oklch(74.4% 0.11 250.3), rgb(117, 177, 239).
Aa
Black text reads best on this color (9.29:1).
About this color
#75B1EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.110 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.037 away. Black text reads best on it, at 9.29:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.29:1 |
| White text | 2.26:1 |
Values
| HEX | #75B1EF |
| RGB | rgb(117, 177, 239) |
| HSL | hsl(210, 79%, 70%) |
| OKLCH | oklch(74.4% 0.11 250.3) |
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 #75B1EF | 2.26:1 | Fails | Lc -49.2 | Large or bold text, headings |
| Black text on #75B1EF | 9.29:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #75B1EF text on white | 2.26:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #75B1EF text on black | 9.29:1 | AAA | Lc -57.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C7DCF2
oklch(88.6% 0.038 249.5)
-
Step 300
300
#A0C5EC
oklch(81% 0.068 250)
-
Step 400
400 (this color)
#75B1EF
oklch(74.4% 0.11 250.3)
-
Step 500
500
#3D8DDA
oklch(63% 0.14 250.3)
-
Step 600
600
#1076C8
oklch(55.7% 0.152 250.1)
-
Step 700
700
#0063AC
oklch(49.2% 0.139 250)
-
Step 800
800
#07518C
oklch(42.8% 0.117 250)
-
Step 900
900
#134370
oklch(37.6% 0.092 250.7)
-
Step 950
950
#0D2841
oklch(27% 0.057 249.3)
#75B1EF 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) | #98B3F2 | 0.041 |
| Deuteranopia (no green cones) | #88A7EE | 0.031 |
| Tritanopia (no blue cones) | #35BFC6 | 0.095 |
| Achromatopsia (no color) | #ACACAC | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75B1EF
#75B1EF
oklch(74.4% 0.11 250.3)
- #D8A05A
#D8A05A
oklch(74.5% 0.11 70.9)
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 #75B1EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.037
- Deep Sky Blue #00BFFF ΔE 0.062
- Lightblue #7BC8F6 ΔE 0.062
- Vivid Sky Blue #4CC9F0 ΔE 0.068
- Pastel Blue #A2BFFE ΔE 0.069
- Sky #82CAFC ΔE 0.069
- Light Grey Blue #9DBCD4 ΔE 0.072
- Periwinkle Blue #8F99FB ΔE 0.073
Use #75B1EF 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.