#2D99AA
Closest named color: Teal Green (#0A9396). oklch(63.1% 0.097 210.3), rgb(45, 153, 170).
Aa
Black text reads best on this color (6.24:1).
About this color
#2D99AA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.097 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.036 away. Black text reads best on it, at 6.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #2D99AA |
| RGB | rgb(45, 153, 170) |
| HSL | hsl(188, 58%, 42%) |
| OKLCH | oklch(63.1% 0.097 210.3) |
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 #2D99AA | 3.36:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #2D99AA | 6.24:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #2D99AA text on white | 3.36:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #2D99AA text on black | 6.24:1 | AA | Lc -41.0 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0EDEF
oklch(93.7% 0.014 207.9)
-
Step 200
200
#C6DEE3
oklch(88.4% 0.026 211.6)
-
Step 300
300
#9ECAD2
oklch(81% 0.048 209.9)
-
Step 400
400
#64AEBB
oklch(70.8% 0.076 210)
-
Step 500
500 (this color)
#2D99AA
oklch(63.1% 0.097 210.3)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#054A54
oklch(37.6% 0.063 210.6)
-
Step 950
950
#092C31
oklch(27.1% 0.04 208.6)
#2D99AA 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) | #8B93AB | 0.092 |
| Deuteranopia (no green cones) | #7987AA | 0.082 |
| Tritanopia (no blue cones) | #00A09E | 0.034 |
| Achromatopsia (no color) | #8C8C8C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D99AA
#2D99AA
oklch(63.1% 0.097 210.3)
- #BD7266
#BD7266
oklch(63.1% 0.097 29.8)
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 #2D99AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.036
- Sea #3C9992 ΔE 0.037
- Cadet Blue #5F9EA0 ΔE 0.045
- Persian Green #2A9D8F ΔE 0.047
- Blue Green #0F9B8E ΔE 0.048
- Blue NCS #118AB2 ΔE 0.052
- Dusty Teal #4C9085 ΔE 0.054
- Teal Blue #01889F ΔE 0.055
Use #2D99AA 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.