#4E99C0
Closest named color: Faded Blue (#658CBB). oklch(65.1% 0.095 233.5), rgb(78, 153, 192).
Aa
Black text reads best on this color (6.64:1).
About this color
#4E99C0 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.095 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.039 away. Black text reads best on it, at 6.64:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.64:1 |
| White text | 3.16:1 |
Values
| HEX | #4E99C0 |
| RGB | rgb(78, 153, 192) |
| HSL | hsl(201, 48%, 53%) |
| OKLCH | oklch(65.1% 0.095 233.5) |
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 #4E99C0 | 3.16:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #4E99C0 | 6.64:1 | AA | Lc 45.5 | Large or bold text, headings |
| #4E99C0 text on white | 3.16:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #4E99C0 text on black | 6.64:1 | AA | Lc -43.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#C9DCE8
oklch(88.4% 0.026 235.4)
-
Step 300
300
#A4C6DA
oklch(80.8% 0.046 233.9)
-
Step 400
400
#71A9C8
oklch(70.8% 0.074 233.5)
-
Step 500
500 (this color)
#4E99C0
oklch(65.1% 0.095 233.5)
-
Step 600
600
#237DA6
oklch(55.7% 0.103 233.2)
-
Step 700
700
#13698E
oklch(49.1% 0.095 233.2)
-
Step 800
800
#155673
oklch(42.8% 0.079 232.7)
-
Step 900
900
#1A475D
oklch(37.7% 0.061 233)
-
Step 950
950
#112A37
oklch(27.2% 0.039 233.4)
#4E99C0 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) | #8697C2 | 0.061 |
| Deuteranopia (no green cones) | #768CBF | 0.052 |
| Tritanopia (no blue cones) | #00A3A6 | 0.066 |
| Achromatopsia (no color) | #919191 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E99C0
#4E99C0
oklch(65.1% 0.095 233.5)
- #BD7F57
#BD7F57
oklch(65.1% 0.095 53.2)
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 #4E99C0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.039
- Greyblue #77A1B5 ΔE 0.054
- Dusty Blue #5A86AD ΔE 0.054
- Silver Lake Blue #778DA9 ΔE 0.054
- Cadet Blue #5F9EA0 ΔE 0.056
- Blue Grey #758DA3 ΔE 0.056
- Off Blue #5684AE ΔE 0.059
- Cool Blue #4984B8 ΔE 0.060
Use #4E99C0 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.