#5C9ECD
Closest named color: Greyblue (#77A1B5). oklch(67.4% 0.097 241.2), rgb(92, 158, 205).
Aa
Black text reads best on this color (7.22:1).
About this color
#5C9ECD is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.097 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.047 away. Black text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #5C9ECD |
| RGB | rgb(92, 158, 205) |
| HSL | hsl(205, 53%, 58%) |
| OKLCH | oklch(67.4% 0.097 241.2) |
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 #5C9ECD | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #5C9ECD | 7.22:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #5C9ECD text on white | 2.90:1 | Fails | Lc 55.2 | Large or bold text, headings |
| #5C9ECD text on black | 7.22:1 | AAA | Lc -46.6 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200
#C6DDEE
oklch(88.6% 0.034 239.9)
-
Step 300
300
#9EC6E5
oklch(80.8% 0.061 241.8)
-
Step 400
400 (this color)
#5C9ECD
oklch(67.4% 0.097 241.2)
-
Step 500
500
#3492CD
oklch(63.2% 0.124 240.7)
-
Step 600
600
#007BB8
oklch(55.7% 0.13 241.1)
-
Step 700
700
#00679B
oklch(49.1% 0.115 241)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900
#0C4668
oklch(37.7% 0.081 240.8)
-
Step 950
950
#0B293D
oklch(27% 0.051 241.6)
#5C9ECD 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) | #899ECF | 0.051 |
| Deuteranopia (no green cones) | #7A92CC | 0.043 |
| Tritanopia (no blue cones) | #00AAAE | 0.080 |
| Achromatopsia (no color) | #979797 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C9ECD
#5C9ECD
oklch(67.4% 0.097 241.2)
- #C28856
#C28856
oklch(67.4% 0.097 60.8)
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 #5C9ECD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.047
- Faded Blue #658CBB ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.060
- Silver Lake Blue #778DA9 ΔE 0.063
- Bluegrey #85A3B2 ΔE 0.063
- Chefchaouen Blue #4895EF ΔE 0.064
- Bluey Grey #89A0B0 ΔE 0.065
- Cool Gray #8D99AE ΔE 0.067
Use #5C9ECD 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.