#4D9DC2
Closest named color: Greyblue (#77A1B5). oklch(66.1% 0.095 230.6), rgb(77, 157, 194).
Aa
Black text reads best on this color (6.91:1).
About this color
#4D9DC2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.095 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.048 away. Black text reads best on it, at 6.91:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 6.91:1 |
| White text | 3.03:1 |
Values
| HEX | #4D9DC2 |
| RGB | rgb(77, 157, 194) |
| HSL | hsl(199, 49%, 53%) |
| OKLCH | oklch(66.1% 0.095 230.6) |
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 #4D9DC2 | 3.03:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #4D9DC2 | 6.91:1 | AA | Lc 47.1 | Large or bold text, headings |
| #4D9DC2 text on white | 3.03:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #4D9DC2 text on black | 6.91:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7DA
oklch(81% 0.047 231.1)
-
Step 400
400
#6FAAC7
oklch(70.8% 0.075 230.5)
-
Step 500
500 (this color)
#4D9DC2
oklch(66.1% 0.095 230.6)
-
Step 600
600
#1B7EA4
oklch(55.7% 0.103 229.9)
-
Step 700
700
#076A8D
oklch(49.2% 0.096 230.4)
-
Step 800
800
#0F5672
oklch(42.6% 0.08 230.7)
-
Step 900
900
#17475C
oklch(37.6% 0.062 230.6)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#4D9DC2 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) | #8A9BC4 | 0.066 |
| Deuteranopia (no green cones) | #7A8FC1 | 0.057 |
| Tritanopia (no blue cones) | #00A7A9 | 0.063 |
| Achromatopsia (no color) | #949494 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D9DC2
#4D9DC2
oklch(66.1% 0.095 230.6)
- #C1815B
#C1815B
oklch(66% 0.095 51.1)
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 #4D9DC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.048
- Faded Blue #658CBB ΔE 0.048
- Cadet Blue #5F9EA0 ΔE 0.053
- Turquoise Blue #06B1C4 ΔE 0.059
- Silver Lake Blue #778DA9 ΔE 0.060
- Blue Grey #758DA3 ΔE 0.062
- Dusty Blue #5A86AD ΔE 0.064
- Bluegrey #85A3B2 ΔE 0.067
Use #4D9DC2 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.