#75A3BB
Closest named color: Greyblue (#77A1B5). oklch(69.1% 0.061 231.5), rgb(117, 163, 187).
Aa
Black text reads best on this color (7.71:1).
About this color
#75A3BB is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.061 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.009 away. Black text reads best on it, at 7.71:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.71:1 |
| White text | 2.72:1 |
Values
| HEX | #75A3BB |
| RGB | rgb(117, 163, 187) |
| HSL | hsl(201, 34%, 60%) |
| OKLCH | oklch(69.1% 0.061 231.5) |
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 #75A3BB | 2.72:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #75A3BB | 7.71:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #75A3BB text on white | 2.72:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #75A3BB text on black | 7.71:1 | AAA | Lc -49.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CCDCE5
oklch(88.5% 0.021 232.2)
-
Step 300
300
#A9C6D5
oklch(81% 0.038 230.3)
-
Step 400
400 (this color)
#75A3BB
oklch(69.1% 0.061 231.5)
-
Step 500
500
#5692B0
oklch(63.1% 0.077 231.5)
-
Step 600
600
#387C9C
oklch(55.6% 0.084 231.4)
-
Step 700
700
#2A6885
oklch(49% 0.078 231.8)
-
Step 800
800
#24556C
oklch(42.6% 0.065 231.4)
-
Step 900
900
#234658
oklch(37.6% 0.051 232.8)
-
Step 950
950
#152933
oklch(26.9% 0.032 231.4)
#75A3BB 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) | #97A1BC | 0.042 |
| Deuteranopia (no green cones) | #8D99BB | 0.038 |
| Tritanopia (no blue cones) | #5CAAAB | 0.044 |
| Achromatopsia (no color) | #9D9D9D | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75A3BB
#75A3BB
oklch(69.1% 0.061 231.5)
- #BB927A
#BB927A
oklch(69.2% 0.06 51.8)
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 #75A3BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.009
- Bluegrey #85A3B2 ΔE 0.022
- Bluey Grey #89A0B0 ΔE 0.026
- Cool Gray #8D99AE ΔE 0.037
- Cool Steel #97A7B3 ΔE 0.046
- Cool Grey #95A3A6 ΔE 0.048
- Cadet Blue #5F9EA0 ΔE 0.049
- Pewter #96A8A1 ΔE 0.059
Use #75A3BB 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.