#4D80CB
Closest named color: Cool Blue (#4984B8). oklch(59.9% 0.128 258), rgb(77, 128, 203).
Aa
Black text reads best on this color (5.26:1).
About this color
#4D80CB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.128 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.034 away. Black text reads best on it, at 5.26:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.26:1 |
| White text | 3.98:1 |
Values
| HEX | #4D80CB |
| RGB | rgb(77, 128, 203) |
| HSL | hsl(216, 55%, 55%) |
| OKLCH | oklch(59.9% 0.128 258) |
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 #4D80CB | 3.98:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #4D80CB | 5.26:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #4D80CB text on white | 3.98:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #4D80CB text on black | 5.26:1 | AA | Lc -34.7 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF6
oklch(93.7% 0.017 256.3)
-
Step 200
200
#CBDAF1
oklch(88.4% 0.036 258.9)
-
Step 300
300
#A8C2E9
oklch(80.8% 0.062 258.4)
-
Step 400
400
#79A2DF
oklch(70.7% 0.101 258.1)
-
Step 500
500 (this color)
#4D80CB
oklch(59.9% 0.128 258)
-
Step 600
600
#3B72C3
oklch(55.5% 0.139 258.1)
-
Step 700
700
#2D5FA8
oklch(49% 0.129 258.1)
-
Step 800
800
#264E88
oklch(42.6% 0.107 257.9)
-
Step 900
900
#24416D
oklch(37.6% 0.084 258.5)
-
Step 950
950
#152740
oklch(27.1% 0.053 256.9)
#4D80CB 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) | #6086CE | 0.028 |
| Deuteranopia (no green cones) | #4E7AC9 | 0.016 |
| Tritanopia (no blue cones) | #00919C | 0.106 |
| Achromatopsia (no color) | #7F7F7F | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D80CB
#4D80CB
oklch(59.9% 0.128 258)
- #A87500
#A87500
oklch(59.9% 0.125 78.3)
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 #4D80CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.034
- Windows Blue #3778BF ΔE 0.036
- Water Blue #0E87CC ΔE 0.038
- Steel Blue #4682B4 ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.048
- Off Blue #5684AE ΔE 0.050
- Faded Blue #658CBB ΔE 0.055
- Dusty Blue #5A86AD ΔE 0.055
Use #4D80CB 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.