#089FBB
Closest named color: Turquoise Blue (#06B1C4). oklch(64.8% 0.114 216.4), rgb(8, 159, 187).
Aa
Black text reads best on this color (6.68:1).
About this color
#089FBB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.114 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.051 away. Black text reads best on it, at 6.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #089FBB |
| RGB | rgb(8, 159, 187) |
| HSL | hsl(189, 92%, 38%) |
| OKLCH | oklch(64.8% 0.114 216.4) |
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 #089FBB | 3.14:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #089FBB | 6.68:1 | AA | Lc 46.2 | Large or bold text, headings |
| #089FBB text on white | 3.14:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #089FBB text on black | 6.68:1 | AA | Lc -43.9 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFEDF1
oklch(93.7% 0.016 216.7)
-
Step 200
200
#C3DFE6
oklch(88.5% 0.031 214.5)
-
Step 300
300
#98CAD8
oklch(80.9% 0.056 216.9)
-
Step 400
400
#57AFC4
oklch(70.8% 0.089 215.5)
-
Step 500
500 (this color)
#089FBB
oklch(64.8% 0.114 216.4)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006C80
oklch(49% 0.087 216.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#012C35
oklch(27% 0.047 215.7)
#089FBB 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) | #8C9ABD | 0.099 |
| Deuteranopia (no green cones) | #778BBB | 0.088 |
| Tritanopia (no blue cones) | #00A9A8 | 0.047 |
| Achromatopsia (no color) | #919191 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #089FBB
#089FBB
oklch(64.8% 0.114 216.4)
- #CA745C
#CA745C
oklch(64.9% 0.114 36.4)
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 #089FBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.057
- Teal Green #0A9396 ΔE 0.059
- Sea #3C9992 ΔE 0.059
- Blue NCS #118AB2 ΔE 0.060
- Persian Green #2A9D8F ΔE 0.065
- Blue Green #0F9B8E ΔE 0.067
- Light Sea Green #20B2AA ΔE 0.069
Use #089FBB 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.