#009E91
Closest named color: Blue Green (#0F9B8E). oklch(62.9% 0.111 184.6), rgb(0, 158, 145).
Aa
Black text reads best on this color (6.29:1).
About this color
#009E91 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.111 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Green (#0F9B8E), ΔE 0.009 away. Black text reads best on it, at 6.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Blue Green (#0F9B8E) |
| Black text | 6.29:1 |
| White text | 3.33:1 |
Values
| HEX | #009E91 |
| RGB | rgb(0, 158, 145) |
| HSL | hsl(175, 100%, 31%) |
| OKLCH | oklch(62.9% 0.111 184.6) |
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 #009E91 | 3.33:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #009E91 | 6.29:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #009E91 text on white | 3.33:1 | AA large text | Lc 60.1 | Content text, not long reading |
| #009E91 text on black | 6.29:1 | AA | Lc -41.6 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DFEDEB
oklch(93.5% 0.015 186.7)
-
Step 200
200
#C4E0DB
oklch(88.5% 0.03 183.7)
-
Step 300
300
#99CDC5
oklch(81% 0.055 184.5)
-
Step 400
400
#5AB2A7
oklch(70.6% 0.087 184.8)
-
Step 500
500 (this color)
#009E91
oklch(62.9% 0.111 184.6)
-
Step 600
600
#00867A
oklch(55.7% 0.099 183.9)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#005C54
oklch(42.7% 0.075 184.7)
-
Step 900
900
#004D46
oklch(37.8% 0.067 184.5)
-
Step 950
950
#022E29
oklch(27.1% 0.047 183.4)
#009E91 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) | #959491 | 0.118 |
| Deuteranopia (no green cones) | #848792 | 0.112 |
| Tritanopia (no blue cones) | #00A29A | 0.016 |
| Achromatopsia (no color) | #8D8D8D | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009E91
#009E91
oklch(62.9% 0.111 184.6)
- #C06B80
#C06B80
oklch(62.9% 0.11 4.9)
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 #009E91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Green #0F9B8E ΔE 0.009
- Persian Green #2A9D8F ΔE 0.010
- Sea #3C9992 ΔE 0.024
- Teal Green #0A9396 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.046
- Grey Teal #5E9B8A ΔE 0.047
- Dull Teal #5F9E8F ΔE 0.049
Use #009E91 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.