#4B9ABB
Closest named color: Faded Blue (#658CBB). oklch(65% 0.092 228), rgb(75, 154, 187).
Aa
Black text reads best on this color (6.63:1).
About this color
#4B9ABB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.092 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.044 away. Black text reads best on it, at 6.63:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.63:1 |
| White text | 3.16:1 |
Values
| HEX | #4B9ABB |
| RGB | rgb(75, 154, 187) |
| HSL | hsl(198, 45%, 51%) |
| OKLCH | oklch(65% 0.092 228) |
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 #4B9ABB | 3.16:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #4B9ABB | 6.63:1 | AA | Lc 45.5 | Large or bold text, headings |
| #4B9ABB text on white | 3.16:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #4B9ABB text on black | 6.63:1 | AA | Lc -43.2 | 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
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A3C7D8
oklch(80.9% 0.045 228.2)
-
Step 400
400
#6FAAC4
oklch(70.7% 0.072 227.6)
-
Step 500
500 (this color)
#4B9ABB
oklch(65% 0.092 228)
-
Step 600
600
#1E7EA1
oklch(55.6% 0.099 228.1)
-
Step 700
700
#0C6A8A
oklch(49.1% 0.093 228.4)
-
Step 800
800
#115770
oklch(42.8% 0.077 227.7)
-
Step 900
900
#18485A
oklch(37.8% 0.059 226.5)
-
Step 950
950
#102A35
oklch(27% 0.038 228.2)
#4B9ABB 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) | #8997BD | 0.068 |
| Deuteranopia (no green cones) | #798CBB | 0.058 |
| Tritanopia (no blue cones) | #00A3A5 | 0.058 |
| Achromatopsia (no color) | #919191 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B9ABB
#4B9ABB
oklch(65% 0.092 228)
- #BD7E5D
#BD7E5D
oklch(65% 0.091 48.3)
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 #4B9ABB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.044
- Cadet Blue #5F9EA0 ΔE 0.048
- Greyblue #77A1B5 ΔE 0.052
- Silver Lake Blue #778DA9 ΔE 0.054
- Dusty Blue #5A86AD ΔE 0.055
- Blue Grey #758DA3 ΔE 0.055
- Off Blue #5684AE ΔE 0.060
- Blue NCS #118AB2 ΔE 0.061
Use #4B9ABB 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.