#75B4DC
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.2% 0.087 237.4), rgb(117, 180, 220).
Aa
Black text reads best on this color (9.31:1).
About this color
#75B4DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.087 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.054 away. Black text reads best on it, at 9.31:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.31:1 |
| White text | 2.25:1 |
Values
| HEX | #75B4DC |
| RGB | rgb(117, 180, 220) |
| HSL | hsl(203, 60%, 66%) |
| OKLCH | oklch(74.2% 0.087 237.4) |
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 #75B4DC | 2.25:1 | Fails | Lc -49.1 | Large or bold text, headings |
| Black text on #75B4DC | 9.31:1 | AAA | Lc 59.7 | Large or bold text, headings |
| #75B4DC text on white | 2.25:1 | Fails | Lc 44.3 | Non-text elements, placeholder text |
| #75B4DC text on black | 9.31:1 | AAA | Lc -57.8 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300
#A0C7E0
oklch(81% 0.055 236.5)
-
Step 400
400 (this color)
#75B4DC
oklch(74.2% 0.087 237.4)
-
Step 500
500
#3C93C4
oklch(63.2% 0.11 237)
-
Step 600
600
#067CB1
oklch(55.6% 0.121 237.5)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#02557B
oklch(42.6% 0.093 237.4)
-
Step 900
900
#124763
oklch(37.8% 0.072 236.7)
-
Step 950
950
#0D293A
oklch(26.9% 0.046 238.6)
#75B4DC 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) | #A2B3DE | 0.052 |
| Deuteranopia (no green cones) | #94A8DB | 0.045 |
| Tritanopia (no blue cones) | #45BEC1 | 0.068 |
| Achromatopsia (no color) | #ADADAD | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75B4DC
#75B4DC
oklch(74.2% 0.087 237.4)
- #D69E75
#D69E75
oklch(74.3% 0.087 57.1)
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 #75B4DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.056
- Light Cornflower Blue #98C1D9 ΔE 0.057
- Vivid Sky Blue #4CC9F0 ΔE 0.059
- Lightblue #7BC8F6 ΔE 0.059
- Bluegrey #85A3B2 ΔE 0.065
- Cool Steel #97A7B3 ΔE 0.066
- Greyblue #77A1B5 ΔE 0.066
Use #75B4DC 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.