#4DB2E2
Closest named color: Deep Sky Blue (#00BFFF). oklch(72.4% 0.116 232.2), rgb(77, 178, 226).
Aa
Black text reads best on this color (8.78:1).
About this color
#4DB2E2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.116 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.049 away. Black text reads best on it, at 8.78:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 8.78:1 |
| White text | 2.39:1 |
Values
| HEX | #4DB2E2 |
| RGB | rgb(77, 178, 226) |
| HSL | hsl(199, 72%, 59%) |
| OKLCH | oklch(72.4% 0.116 232.2) |
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 #4DB2E2 | 2.39:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #4DB2E2 | 8.78:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #4DB2E2 text on white | 2.39:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #4DB2E2 text on black | 8.78:1 | AAA | Lc -55.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DDEDF6
oklch(93.7% 0.021 232.1)
-
Step 200
200
#C0DEF0
oklch(88.4% 0.04 234.3)
-
Step 300
300
#91C9E8
oklch(80.8% 0.073 233.1)
-
Step 400
400 (this color)
#4DB2E2
oklch(72.4% 0.116 232.2)
-
Step 500
500
#0096CA
oklch(63.2% 0.129 232.1)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006A90
oklch(49.2% 0.1 232)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#4DB2E2 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) | #9AB0E4 | 0.077 |
| Deuteranopia (no green cones) | #86A1E1 | 0.066 |
| Tritanopia (no blue cones) | #00BFC2 | 0.074 |
| Achromatopsia (no color) | #A8A8A8 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DB2E2
#4DB2E2
oklch(72.4% 0.116 232.2)
- #DF905E
#DF905E
oklch(72.4% 0.116 52.3)
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 #4DB2E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.049
- Turquoise Blue #06B1C4 ΔE 0.056
- Vivid Sky Blue #4CC9F0 ΔE 0.062
- Bright Sky Blue #02CCFE ΔE 0.071
- Greyblue #77A1B5 ΔE 0.073
- Carolina Blue #8AB8FE ΔE 0.075
- Lightblue #7BC8F6 ΔE 0.078
- Bluegrey #85A3B2 ΔE 0.081
Use #4DB2E2 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.