#5F9CDD
Closest named color: Cornflower Blue (#6495ED). oklch(67.9% 0.116 251.3), rgb(95, 156, 221).
Aa
Black text reads best on this color (7.28:1).
About this color
#5F9CDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.116 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.034 away. Black text reads best on it, at 7.28:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.28:1 |
| White text | 2.88:1 |
Values
| HEX | #5F9CDD |
| RGB | rgb(95, 156, 221) |
| HSL | hsl(211, 65%, 62%) |
| OKLCH | oklch(67.9% 0.116 251.3) |
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 #5F9CDD | 2.88:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #5F9CDD | 7.28:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #5F9CDD text on white | 2.88:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #5F9CDD text on black | 7.28:1 | AAA | Lc -46.9 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C6DCF4
oklch(88.6% 0.041 250.6)
-
Step 300
300
#9EC4EF
oklch(80.8% 0.074 251.8)
-
Step 400
400 (this color)
#5F9CDD
oklch(67.9% 0.116 251.3)
-
Step 500
500
#398DDF
oklch(63.2% 0.148 250.9)
-
Step 600
600
#0675CD
oklch(55.7% 0.161 251.2)
-
Step 700
700
#0062AE
oklch(49.1% 0.143 251.1)
-
Step 800
800
#025090
oklch(42.7% 0.124 251.4)
-
Step 900
900
#114373
oklch(37.8% 0.097 251.5)
-
Step 950
950
#0C2843
oklch(27.1% 0.061 250.4)
#5F9CDD 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) | #819FE0 | 0.040 |
| Deuteranopia (no green cones) | #7093DC | 0.028 |
| Tritanopia (no blue cones) | #00ABB3 | 0.099 |
| Achromatopsia (no color) | #989898 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F9CDD
#5F9CDD
oklch(67.9% 0.116 251.3)
- #C48B3E
#C48B3E
oklch(67.9% 0.116 71.6)
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 #5F9CDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.034
- Chefchaouen Blue #4895EF ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.051
- Faded Blue #658CBB ΔE 0.059
- Soft Blue #6488EA ΔE 0.061
- Greyblue #77A1B5 ΔE 0.069
- Perrywinkle #8F8CE7 ΔE 0.071
- Periwinkle Blue #8F99FB ΔE 0.075
Use #5F9CDD 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.