#499FC3
Closest named color: Greyblue (#77A1B5). oklch(66.4% 0.098 228.4), rgb(73, 159, 195).
Aa
Black text reads best on this color (7.03:1).
About this color
#499FC3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.098 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.049 away. Black text reads best on it, at 7.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.03:1 |
| White text | 2.98:1 |
Values
| HEX | #499FC3 |
| RGB | rgb(73, 159, 195) |
| HSL | hsl(198, 50%, 53%) |
| OKLCH | oklch(66.4% 0.098 228.4) |
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 #499FC3 | 2.98:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #499FC3 | 7.03:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #499FC3 text on white | 2.98:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #499FC3 text on black | 7.03:1 | AAA | Lc -45.5 | 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 500.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE7
oklch(88.5% 0.026 227.9)
-
Step 300
300
#A1C7D9
oklch(80.8% 0.048 228.3)
-
Step 400
400
#6BAAC7
oklch(70.6% 0.077 229)
-
Step 500
500 (this color)
#499FC3
oklch(66.4% 0.098 228.4)
-
Step 600
600
#0B7EA4
oklch(55.5% 0.106 228.6)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#045772
oklch(42.7% 0.082 228)
-
Step 900
900
#13485C
oklch(37.7% 0.064 227.7)
-
Step 950
950
#0E2A36
oklch(27% 0.04 229.1)
#499FC3 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) | #8C9CC5 | 0.071 |
| Deuteranopia (no green cones) | #7B90C3 | 0.062 |
| Tritanopia (no blue cones) | #00A9AB | 0.060 |
| Achromatopsia (no color) | #959595 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #499FC3
#499FC3
oklch(66.4% 0.098 228.4)
- #C5815D
#C5815D
oklch(66.5% 0.098 48.4)
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 #499FC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.049
- Cadet Blue #5F9EA0 ΔE 0.053
- Turquoise Blue #06B1C4 ΔE 0.053
- Faded Blue #658CBB ΔE 0.054
- Silver Lake Blue #778DA9 ΔE 0.064
- Blue Grey #758DA3 ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.067
- Dusty Blue #5A86AD ΔE 0.069
Use #499FC3 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.