#75BBEF
Closest named color: Carolina Blue (#8AB8FE). oklch(76.6% 0.103 242), rgb(117, 187, 239).
Aa
Black text reads best on this color (10.11:1).
About this color
#75BBEF is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.103 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.034 away. Black text reads best on it, at 10.11:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.11:1 |
| White text | 2.07:1 |
Values
| HEX | #75BBEF |
| RGB | rgb(117, 187, 239) |
| HSL | hsl(206, 79%, 70%) |
| OKLCH | oklch(76.6% 0.103 242) |
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 #75BBEF | 2.07:1 | Fails | Lc -45.0 | Large or bold text, headings |
| Black text on #75BBEF | 10.11:1 | AAA | Lc 63.5 | Content text, not long reading |
| #75BBEF text on white | 2.07:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #75BBEF text on black | 10.11:1 | AAA | Lc -61.9 | Content text, not long reading |
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 300.
-
Step 50
50
#EEF7FE
oklch(97.1% 0.013 241)
-
Step 100
100
#D9EDFD
oklch(93.6% 0.03 242)
-
Step 200
200
#B9DFFC
oklch(88.6% 0.057 241.2)
-
Step 300
300 (this color)
#75BBEF
oklch(76.6% 0.103 242)
-
Step 400
400
#10AAFD
oklch(70.7% 0.165 241.9)
-
Step 500
500
#0092DB
oklch(63.2% 0.149 241.7)
-
Step 600
600
#007AB9
oklch(55.5% 0.132 242.1)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#002943
oklch(27% 0.065 242.6)
#75BBEF 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) | #A4BBF1 | 0.053 |
| Deuteranopia (no green cones) | #94AEEE | 0.045 |
| Tritanopia (no blue cones) | #31C8CC | 0.086 |
| Achromatopsia (no color) | #B4B4B4 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75BBEF
#75BBEF
oklch(76.6% 0.103 242)
- #E2A46C
#E2A46C
oklch(76.6% 0.103 62.4)
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 #75BBEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.034
- Lightblue #7BC8F6 ΔE 0.036
- Sky #82CAFC ΔE 0.045
- Vivid Sky Blue #4CC9F0 ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Light Sky Blue #87CEFA ΔE 0.056
- Deep Sky Blue #00BFFF ΔE 0.056
- Light Grey Blue #9DBCD4 ΔE 0.057
Use #75BBEF 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.