#5B98EA
Closest named color: Cornflower Blue (#6495ED). oklch(67.5% 0.138 256.3), rgb(91, 152, 234).
Aa
Black text reads best on this color (7.12:1).
About this color
#5B98EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.138 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.013 away. Black text reads best on it, at 7.12:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.12:1 |
| White text | 2.94:1 |
Values
| HEX | #5B98EA |
| RGB | rgb(91, 152, 234) |
| HSL | hsl(214, 77%, 64%) |
| OKLCH | oklch(67.5% 0.138 256.3) |
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 #5B98EA | 2.94:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #5B98EA | 7.12:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #5B98EA text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #5B98EA text on black | 7.12:1 | AAA | Lc -46.0 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#DFEBFB
oklch(93.6% 0.025 255.6)
-
Step 200
200
#C5DBF9
oklch(88.5% 0.048 256.2)
-
Step 300
300
#9CC3F8
oklch(80.8% 0.086 256.2)
-
Step 400
400 (this color)
#5B98EA
oklch(67.5% 0.138 256.3)
-
Step 500
500
#3688F1
oklch(63.1% 0.176 256.3)
-
Step 600
600
#016FE0
oklch(55.7% 0.192 256.3)
-
Step 700
700
#005DBE
oklch(49.2% 0.17 256.3)
-
Step 800
800
#004C9D
oklch(42.8% 0.147 256.2)
-
Step 900
900
#0F407D
oklch(37.7% 0.115 256.5)
-
Step 950
950
#0B2649
oklch(27% 0.073 256.3)
#5B98EA 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) | #759EED | 0.034 |
| Deuteranopia (no green cones) | #6290E8 | 0.021 |
| Tritanopia (no blue cones) | #00ABB6 | 0.115 |
| Achromatopsia (no color) | #969696 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B98EA
#5B98EA
oklch(67.5% 0.138 256.3)
- #C68911
#C68911
oklch(67.4% 0.138 76.3)
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 #5B98EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.013
- Chefchaouen Blue #4895EF ΔE 0.021
- Dark Sky Blue #448EE4 ΔE 0.037
- Soft Blue #6488EA ΔE 0.042
- Dodger Blue #1E90FF ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.065
- Periwinkle Blue #8F99FB ΔE 0.067
- Faded Blue #658CBB ΔE 0.071
Use #5B98EA 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.