#4D9BC7
Closest named color: Faded Blue (#658CBB). oklch(65.8% 0.101 235.9), rgb(77, 155, 199).
Aa
Black text reads best on this color (6.82:1).
About this color
#4D9BC7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.101 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.043 away. Black text reads best on it, at 6.82:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.82:1 |
| White text | 3.07:1 |
Values
| HEX | #4D9BC7 |
| RGB | rgb(77, 155, 199) |
| HSL | hsl(202, 52%, 54%) |
| OKLCH | oklch(65.8% 0.101 235.9) |
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 #4D9BC7 | 3.07:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #4D9BC7 | 6.82:1 | AA | Lc 46.6 | Large or bold text, headings |
| #4D9BC7 text on white | 3.07:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #4D9BC7 text on black | 6.82:1 | AA | Lc -44.3 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A3C6DD
oklch(80.9% 0.05 237)
-
Step 400
400
#6FA9CB
oklch(70.8% 0.078 235.2)
-
Step 500
500 (this color)
#4D9BC7
oklch(65.8% 0.101 235.9)
-
Step 600
600
#1D7CAA
oklch(55.5% 0.109 235.7)
-
Step 700
700
#0B6892
oklch(49% 0.102 236)
-
Step 800
800
#115577
oklch(42.6% 0.085 236.5)
-
Step 900
900
#184760
oklch(37.8% 0.066 235.7)
-
Step 950
950
#102938
oklch(26.9% 0.042 237.4)
#4D9BC7 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) | #869AC9 | 0.061 |
| Deuteranopia (no green cones) | #758DC6 | 0.052 |
| Tritanopia (no blue cones) | #00A6AA | 0.070 |
| Achromatopsia (no color) | #939393 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D9BC7
#4D9BC7
oklch(65.8% 0.101 235.9)
- #C18152
#C18152
oklch(65.9% 0.101 56.2)
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 #4D9BC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.043
- Greyblue #77A1B5 ΔE 0.055
- Silver Lake Blue #778DA9 ΔE 0.061
- Dusty Blue #5A86AD ΔE 0.062
- Cadet Blue #5F9EA0 ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.064
- Blue Grey #758DA3 ΔE 0.064
- Cool Blue #4984B8 ΔE 0.065
Use #4D9BC7 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.