#488C9C
Closest named color: Teal Blue (#01889F). oklch(60.2% 0.073 215), rgb(72, 140, 156).
Aa
Black text reads best on this color (5.50:1).
About this color
#488C9C is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.073 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.038 away. Black text reads best on it, at 5.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.50:1 |
| White text | 3.81:1 |
Values
| HEX | #488C9C |
| RGB | rgb(72, 140, 156) |
| HSL | hsl(191, 37%, 45%) |
| OKLCH | oklch(60.2% 0.073 215) |
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 #488C9C | 3.81:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #488C9C | 5.50:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #488C9C text on white | 3.81:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #488C9C text on black | 5.50:1 | AA | Lc -36.2 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A8C7CF
oklch(80.9% 0.035 215.1)
-
Step 400
400
#77AAB7
oklch(70.7% 0.057 215.4)
-
Step 500
500 (this color)
#488C9C
oklch(60.2% 0.073 215)
-
Step 600
600
#317F90
oklch(55.6% 0.079 214.7)
-
Step 700
700
#236B7B
oklch(49.1% 0.074 215.5)
-
Step 800
800
#1F5764
oklch(42.6% 0.061 215.9)
-
Step 900
900
#204851
oklch(37.7% 0.047 214.4)
-
Step 950
950
#142A30
oklch(27% 0.03 217.4)
#488C9C 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) | #81889D | 0.066 |
| Deuteranopia (no green cones) | #747E9C | 0.061 |
| Tritanopia (no blue cones) | #069291 | 0.043 |
| Achromatopsia (no color) | #838383 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #488C9C
#488C9C
oklch(60.2% 0.073 215)
- #A77163
#A77163
oklch(60.1% 0.072 35.2)
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 #488C9C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.038
- Teal Green #0A9396 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.041
- Dusty Teal #4C9085 ΔE 0.041
- Off Blue #5684AE ΔE 0.044
- Blue NCS #118AB2 ΔE 0.045
- Sea #3C9992 ΔE 0.047
- Dark Cyan #008B8B ΔE 0.047
Use #488C9C 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.