#0488AC
Closest named color: Blue NCS (#118AB2). oklch(58.3% 0.11 225.1), rgb(4, 136, 172).
Aa
Black text reads best on this color (5.12:1).
About this color
#0488AC is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.110 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.011 away. Black text reads best on it, at 5.12:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.12:1 |
| White text | 4.09:1 |
Values
| HEX | #0488AC |
| RGB | rgb(4, 136, 172) |
| HSL | hsl(193, 95%, 35%) |
| OKLCH | oklch(58.3% 0.11 225.1) |
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 #0488AC | 4.09:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #0488AC | 5.12:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #0488AC text on white | 4.09:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #0488AC text on black | 5.12:1 | AA | Lc -34.1 | 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 600.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C7DDE7
oklch(88.4% 0.027 226.8)
-
Step 300
300
#9FC8D9
oklch(80.9% 0.05 225.1)
-
Step 400
400
#67ABC6
oklch(70.6% 0.079 225.5)
-
Step 500
500
#3596B7
oklch(63.1% 0.101 224.7)
-
Step 600
600 (this color)
#0488AC
oklch(58.3% 0.11 225.1)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#0C495C
oklch(37.8% 0.066 224.5)
-
Step 950
950
#0B2B36
oklch(27.1% 0.042 224.5)
#0488AC 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) | #7485AE | 0.083 |
| Deuteranopia (no green cones) | #6177AC | 0.073 |
| Tritanopia (no blue cones) | #009394 | 0.057 |
| Achromatopsia (no color) | #7D7D7D | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0488AC
#0488AC
oklch(58.3% 0.11 225.1)
- #B06441
#B06441
oklch(58.2% 0.11 44.7)
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 #0488AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.011
- Teal Blue #01889F ΔE 0.021
- Steel Blue #4682B4 ΔE 0.039
- Cool Blue #4984B8 ΔE 0.043
- Nice Blue #107AB0 ΔE 0.043
- Cerulean #457B9D ΔE 0.045
- Off Blue #5684AE ΔE 0.048
- Ocean #017B92 ΔE 0.050
Use #0488AC 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.