#75AECF
Closest named color: Greyblue (#77A1B5). oklch(72.4% 0.076 234.7), rgb(117, 174, 207).
Aa
Black text reads best on this color (8.71:1).
About this color
#75AECF is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.076 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.045 away. Black text reads best on it, at 8.71:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.71:1 |
| White text | 2.41:1 |
Values
| HEX | #75AECF |
| RGB | rgb(117, 174, 207) |
| HSL | hsl(202, 48%, 64%) |
| OKLCH | oklch(72.4% 0.076 234.7) |
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 #75AECF | 2.41:1 | Fails | Lc -52.4 | Large or bold text, headings |
| Black text on #75AECF | 8.71:1 | AAA | Lc 56.6 | Large or bold text, headings |
| #75AECF text on white | 2.41:1 | Fails | Lc 47.4 | Large or bold text, headings |
| #75AECF text on black | 8.71:1 | AAA | Lc -54.6 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DCE8
oklch(88.4% 0.026 235.4)
-
Step 300
300
#A3C6DB
oklch(80.8% 0.048 234.5)
-
Step 400
400 (this color)
#75AECF
oklch(72.4% 0.076 234.7)
-
Step 500
500
#4693BC
oklch(63.2% 0.098 234.5)
-
Step 600
600
#207CA8
oklch(55.5% 0.106 234.9)
-
Step 700
700
#106990
oklch(49.2% 0.098 234.3)
-
Step 800
800
#135575
oklch(42.6% 0.082 235.3)
-
Step 900
900
#19475E
oklch(37.8% 0.063 233.8)
-
Step 950
950
#102A37
oklch(27.1% 0.04 232.6)
#75AECF 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) | #9FACD1 | 0.050 |
| Deuteranopia (no green cones) | #92A3CF | 0.043 |
| Tritanopia (no blue cones) | #50B7B9 | 0.058 |
| Achromatopsia (no color) | #A7A7A7 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75AECF
#75AECF
oklch(72.4% 0.076 234.7)
- #CC9978
#CC9978
oklch(72.3% 0.076 54.1)
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 #75AECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.045
- Bluegrey #85A3B2 ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.052
- Light Grey Blue #9DBCD4 ΔE 0.064
- Cool Grey #95A3A6 ΔE 0.064
- Cool Gray #8D99AE ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.067
Use #75AECF 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.