#4E9DB8
Closest named color: Cadet Blue (#5F9EA0). oklch(65.7% 0.087 223), rgb(78, 157, 184).
Aa
Black text reads best on this color (6.83:1).
About this color
#4E9DB8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.087 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.039 away. Black text reads best on it, at 6.83:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #4E9DB8 |
| RGB | rgb(78, 157, 184) |
| HSL | hsl(195, 43%, 51%) |
| OKLCH | oklch(65.7% 0.087 223) |
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 #4E9DB8 | 3.07:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #4E9DB8 | 6.83:1 | AA | Lc 46.6 | Large or bold text, headings |
| #4E9DB8 text on white | 3.07:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #4E9DB8 text on black | 6.83:1 | AA | Lc -44.4 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#C9DDE5
oklch(88.5% 0.024 223.7)
-
Step 300
300
#A4C7D5
oklch(80.9% 0.042 224.1)
-
Step 400
400
#70AAC0
oklch(70.6% 0.068 223.9)
-
Step 500
500 (this color)
#4E9DB8
oklch(65.7% 0.087 223)
-
Step 600
600
#1F7F9B
oklch(55.6% 0.094 222.5)
-
Step 700
700
#0D6B85
oklch(49.1% 0.088 223.1)
-
Step 800
800
#12576C
oklch(42.6% 0.073 223.6)
-
Step 900
900
#194857
oklch(37.7% 0.056 222.5)
-
Step 950
950
#102A33
oklch(26.9% 0.036 223.3)
#4E9DB8 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) | #8D9AB9 | 0.069 |
| Deuteranopia (no green cones) | #7E8EB8 | 0.063 |
| Tritanopia (no blue cones) | #00A5A6 | 0.053 |
| Achromatopsia (no color) | #939393 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E9DB8
#4E9DB8
oklch(65.7% 0.087 223)
- #BF8066
#BF8066
oklch(65.8% 0.087 43.2)
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 #4E9DB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.044
- Faded Blue #658CBB ΔE 0.052
- Silver Lake Blue #778DA9 ΔE 0.056
- Blue Grey #758DA3 ΔE 0.056
- Turquoise Blue #06B1C4 ΔE 0.057
- Sea #3C9992 ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.063
Use #4E9DB8 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.