#49B8DB
Closest named color: Turquoise Blue (#06B1C4). oklch(73.3% 0.111 222.4), rgb(73, 184, 219).
Aa
Black text reads best on this color (9.16:1).
About this color
#49B8DB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.111 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.047 away. Black text reads best on it, at 9.16:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 9.16:1 |
| White text | 2.29:1 |
Values
| HEX | #49B8DB |
| RGB | rgb(73, 184, 219) |
| HSL | hsl(194, 67%, 57%) |
| OKLCH | oklch(73.3% 0.111 222.4) |
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 #49B8DB | 2.29:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #49B8DB | 9.16:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #49B8DB text on white | 2.29:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #49B8DB text on black | 9.16:1 | AAA | Lc -57.2 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DCEDF4
oklch(93.6% 0.02 224.3)
-
Step 200
200
#BFDFEC
oklch(88.4% 0.038 224.3)
-
Step 300
300
#8ECBE1
oklch(80.8% 0.07 222.5)
-
Step 400
400 (this color)
#49B8DB
oklch(73.3% 0.111 222.4)
-
Step 500
500
#0098BC
oklch(63% 0.117 222.5)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#49B8DB 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) | #A4B4DD | 0.090 |
| Deuteranopia (no green cones) | #8FA5DB | 0.079 |
| Tritanopia (no blue cones) | #00C3C3 | 0.059 |
| Achromatopsia (no color) | #ABABAB | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #49B8DB
#49B8DB
oklch(73.3% 0.111 222.4)
- #E49170
#E49170
oklch(73.4% 0.111 42.4)
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 #49B8DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.047
- Vivid Sky Blue #4CC9F0 ΔE 0.050
- Deep Sky Blue #00BFFF ΔE 0.052
- Bright Sky Blue #02CCFE ΔE 0.063
- Dark Turquoise #00CED1 ΔE 0.069
- Lightblue #7BC8F6 ΔE 0.072
- Greyblue #77A1B5 ΔE 0.075
- Topaz #13BBAF ΔE 0.075
Use #49B8DB 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.