#499DBC
Closest named color: Cadet Blue (#5F9EA0). oklch(65.7% 0.093 225.2), rgb(73, 157, 188).
Aa
Black text reads best on this color (6.83:1).
About this color
#499DBC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.093 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.046 away. Black text reads best on it, at 6.83:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #499DBC |
| RGB | rgb(73, 157, 188) |
| HSL | hsl(196, 46%, 51%) |
| OKLCH | oklch(65.7% 0.093 225.2) |
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 #499DBC | 3.07:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #499DBC | 6.83:1 | AA | Lc 46.6 | Large or bold text, headings |
| #499DBC text on white | 3.07:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #499DBC text on black | 6.83:1 | AA | Lc -44.3 | 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
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A2C7D7
oklch(80.8% 0.045 226)
-
Step 400
400
#6DABC3
oklch(70.8% 0.073 224.6)
-
Step 500
500 (this color)
#499DBC
oklch(65.7% 0.093 225.2)
-
Step 600
600
#137FA0
oklch(55.6% 0.101 225.3)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#09576F
oklch(42.6% 0.078 225.6)
-
Step 900
900
#15485A
oklch(37.7% 0.061 225.6)
-
Step 950
950
#0E2A35
oklch(26.9% 0.039 226.8)
#499DBC 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) | #8C9ABE | 0.072 |
| Deuteranopia (no green cones) | #7C8EBC | 0.063 |
| Tritanopia (no blue cones) | #00A6A7 | 0.056 |
| Achromatopsia (no color) | #939393 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #499DBC
#499DBC
oklch(65.7% 0.093 225.2)
- #C17F61
#C17F61
oklch(65.8% 0.093 45.1)
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 #499DBC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.049
- Faded Blue #658CBB ΔE 0.052
- Turquoise Blue #06B1C4 ΔE 0.056
- Silver Lake Blue #778DA9 ΔE 0.059
- Blue Grey #758DA3 ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.063
- Sea #3C9992 ΔE 0.065
Use #499DBC 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.