#34A1D3
Closest named color: Turquoise Blue (#06B1C4). oklch(67% 0.121 232.9), rgb(52, 161, 211).
Aa
Black text reads best on this color (7.18:1).
About this color
#34A1D3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.121 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.057 away. Black text reads best on it, at 7.18:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.18:1 |
| White text | 2.92:1 |
Values
| HEX | #34A1D3 |
| RGB | rgb(52, 161, 211) |
| HSL | hsl(199, 64%, 52%) |
| OKLCH | oklch(67% 0.121 232.9) |
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 #34A1D3 | 2.92:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #34A1D3 | 7.18:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #34A1D3 text on white | 2.92:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #34A1D3 text on black | 7.18:1 | AAA | Lc -46.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DCEDF6
oklch(93.6% 0.022 230.5)
-
Step 200
200
#BFDFF1
oklch(88.6% 0.042 232.6)
-
Step 300
300
#8FCAEA
oklch(81% 0.076 232.6)
-
Step 400
400 (this color)
#34A1D3
oklch(67% 0.121 232.9)
-
Step 500
500
#0095CB
oklch(63% 0.131 233.2)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002A3D
oklch(26.9% 0.056 233.8)
#34A1D3 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) | #889FD5 | 0.077 |
| Deuteranopia (no green cones) | #7390D2 | 0.066 |
| Tritanopia (no blue cones) | #00AEB2 | 0.073 |
| Achromatopsia (no color) | #979797 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #34A1D3
#34A1D3
oklch(67% 0.121 232.9)
- #CF7F49
#CF7F49
oklch(67.1% 0.121 53.2)
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 #34A1D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.064
- Faded Blue #658CBB ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.067
- Greyblue #77A1B5 ΔE 0.069
- Water Blue #0E87CC ΔE 0.078
- Cadet Blue #5F9EA0 ΔE 0.078
Use #34A1D3 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.