#499DB1
Closest named color: Cadet Blue (#5F9EA0). oklch(65.2% 0.086 215.7), rgb(73, 157, 177).
Aa
Black text reads best on this color (6.74:1).
About this color
#499DB1 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.086 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.031 away. Black text reads best on it, at 6.74:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.74:1 |
| White text | 3.11:1 |
Values
| HEX | #499DB1 |
| RGB | rgb(73, 157, 177) |
| HSL | hsl(192, 42%, 49%) |
| OKLCH | oklch(65.2% 0.086 215.7) |
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 #499DB1 | 3.11:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #499DB1 | 6.74:1 | AA | Lc 46.1 | Large or bold text, headings |
| #499DB1 text on white | 3.11:1 | AA large text | Lc 58.0 | Large or bold text, headings |
| #499DB1 text on black | 6.74:1 | AA | Lc -43.8 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A3C8D2
oklch(80.9% 0.042 216)
-
Step 400
400
#6EACBB
oklch(70.8% 0.067 214.7)
-
Step 500
500 (this color)
#499DB1
oklch(65.2% 0.086 215.7)
-
Step 600
600
#168196
oklch(55.7% 0.094 215.3)
-
Step 700
700
#016D80
oklch(49.2% 0.087 215.3)
-
Step 800
800
#0C5968
oklch(42.8% 0.072 215.2)
-
Step 900
900
#164954
oklch(37.7% 0.056 214.9)
-
Step 950
950
#0F2B31
oklch(27% 0.035 213.8)
#499DB1 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) | #8F99B2 | 0.076 |
| Deuteranopia (no green cones) | #808DB1 | 0.070 |
| Tritanopia (no blue cones) | #00A4A3 | 0.045 |
| Achromatopsia (no color) | #929292 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #499DB1
#499DB1
oklch(65.2% 0.086 215.7)
- #BE7D6B
#BE7D6B
oklch(65.2% 0.086 36.2)
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 #499DB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.031
- Sea #3C9992 ΔE 0.049
- Greyblue #77A1B5 ΔE 0.049
- Dull Teal #5F9E8F ΔE 0.054
- Turquoise Blue #06B1C4 ΔE 0.057
- Blue Grey #758DA3 ΔE 0.057
- Grey Teal #5E9B8A ΔE 0.058
- Persian Green #2A9D8F ΔE 0.059
Use #499DB1 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.