#5F9CC2
Closest named color: Greyblue (#77A1B5). oklch(66.6% 0.085 237.3), rgb(95, 156, 194).
Aa
Black text reads best on this color (7.02:1).
About this color
#5F9CC2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.085 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.038 away. Black text reads best on it, at 7.02:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.02:1 |
| White text | 2.99:1 |
Values
| HEX | #5F9CC2 |
| RGB | rgb(95, 156, 194) |
| HSL | hsl(203, 45%, 57%) |
| OKLCH | oklch(66.6% 0.085 237.3) |
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 #5F9CC2 | 2.99:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #5F9CC2 | 7.02:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #5F9CC2 text on white | 2.99:1 | Fails | Lc 56.4 | Large or bold text, headings |
| #5F9CC2 text on black | 7.02:1 | AAA | Lc -45.3 | 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 500.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE7
oklch(88.6% 0.023 237.7)
-
Step 300
300
#A8C5D9
oklch(80.8% 0.042 238.2)
-
Step 400
400
#79A7C5
oklch(70.6% 0.066 237.5)
-
Step 500
500 (this color)
#5F9CC2
oklch(66.6% 0.085 237.3)
-
Step 600
600
#377BA3
oklch(55.7% 0.092 237.5)
-
Step 700
700
#28678B
oklch(49% 0.086 237.4)
-
Step 800
800
#235471
oklch(42.6% 0.071 237.7)
-
Step 900
900
#22465B
oklch(37.7% 0.055 236.3)
-
Step 950
950
#152936
oklch(27% 0.036 238.5)
#5F9CC2 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) | #8B9BC4 | 0.051 |
| Deuteranopia (no green cones) | #7D91C1 | 0.043 |
| Tritanopia (no blue cones) | #29A6A9 | 0.067 |
| Achromatopsia (no color) | #959595 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F9CC2
#5F9CC2
oklch(66.6% 0.085 237.3)
- #BC875F
#BC875F
oklch(66.7% 0.085 57.7)
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 #5F9CC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.038
- Faded Blue #658CBB ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.054
- Blue Grey #758DA3 ΔE 0.055
- Bluegrey #85A3B2 ΔE 0.056
- Bluey Grey #89A0B0 ΔE 0.057
- Cool Gray #8D99AE ΔE 0.058
Use #5F9CC2 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.