#5E99CE
Closest named color: Faded Blue (#658CBB). oklch(66.4% 0.101 247), rgb(94, 153, 206).
Aa
Black text reads best on this color (6.92:1).
About this color
#5E99CE is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.101 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.040 away. Black text reads best on it, at 6.92:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.92:1 |
| White text | 3.03:1 |
Values
| HEX | #5E99CE |
| RGB | rgb(94, 153, 206) |
| HSL | hsl(208, 53%, 59%) |
| OKLCH | oklch(66.4% 0.101 247) |
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 #5E99CE | 3.03:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #5E99CE | 6.92:1 | AA | Lc 47.1 | Large or bold text, headings |
| #5E99CE text on white | 3.03:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #5E99CE text on black | 6.92:1 | AA | Lc -44.8 | 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
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300
#A8C4DF
oklch(80.8% 0.049 247.5)
-
Step 400
400
#78A6CF
oklch(70.8% 0.078 246.1)
-
Step 500
500 (this color)
#5E99CE
oklch(66.4% 0.101 247)
-
Step 600
600
#3778B0
oklch(55.6% 0.11 247.3)
-
Step 700
700
#296597
oklch(49.2% 0.101 247)
-
Step 800
800
#23527A
oklch(42.6% 0.084 247.1)
-
Step 900
900
#224462
oklch(37.6% 0.065 247.2)
-
Step 950
950
#15283A
oklch(27% 0.042 248.4)
#5E99CE 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) | #839AD0 | 0.043 |
| Deuteranopia (no green cones) | #748FCD | 0.034 |
| Tritanopia (no blue cones) | #11A6AB | 0.087 |
| Achromatopsia (no color) | #949494 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E99CE
#5E99CE
oklch(66.4% 0.101 247)
- #BD874C
#BD874C
oklch(66.5% 0.101 67)
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 #5E99CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.056
- Greyblue #77A1B5 ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.056
- Silver Lake Blue #778DA9 ΔE 0.059
- Dusty Blue #5A86AD ΔE 0.065
- Blue Grey #758DA3 ΔE 0.066
Use #5E99CE 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.