#5B98CE
Closest named color: Faded Blue (#658CBB). oklch(66.1% 0.103 246.8), rgb(91, 152, 206).
Aa
Black text reads best on this color (6.82:1).
About this color
#5B98CE is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.103 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.038 away. Black text reads best on it, at 6.82:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.82:1 |
| White text | 3.07:1 |
Values
| HEX | #5B98CE |
| RGB | rgb(91, 152, 206) |
| HSL | hsl(208, 54%, 58%) |
| OKLCH | oklch(66.1% 0.103 246.8) |
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 #5B98CE | 3.07:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #5B98CE | 6.82:1 | AA | Lc 46.5 | Large or bold text, headings |
| #5B98CE text on white | 3.07:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #5B98CE text on black | 6.82:1 | AA | Lc -44.2 | Non-text elements, placeholder text |
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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300
#A7C4E0
oklch(80.8% 0.051 247.5)
-
Step 400
400
#77A6D0
oklch(70.8% 0.08 246.2)
-
Step 500
500 (this color)
#5B98CE
oklch(66.1% 0.103 246.8)
-
Step 600
600
#3478B1
oklch(55.6% 0.112 246.9)
-
Step 700
700
#266598
oklch(49.1% 0.104 246.6)
-
Step 800
800
#21527B
oklch(42.6% 0.086 246.9)
-
Step 900
900
#214463
oklch(37.6% 0.067 247.4)
-
Step 950
950
#14283A
oklch(26.9% 0.043 247.2)
#5B98CE 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) | #8199D0 | 0.043 |
| Deuteranopia (no green cones) | #728ECD | 0.034 |
| Tritanopia (no blue cones) | #00A5AB | 0.087 |
| Achromatopsia (no color) | #939393 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B98CE
#5B98CE
oklch(66.1% 0.103 246.8)
- #BD8549
#BD8549
oklch(66% 0.103 66.2)
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 #5B98CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.038
- Cornflower Blue #6495ED ΔE 0.051
- Dark Sky Blue #448EE4 ΔE 0.053
- Chefchaouen Blue #4895EF ΔE 0.054
- Greyblue #77A1B5 ΔE 0.059
- Silver Lake Blue #778DA9 ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.063
- Cool Blue #4984B8 ΔE 0.065
Use #5B98CE 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.